{"id":3673620,"date":"2025-09-17T14:57:06","date_gmt":"2025-09-17T18:57:06","guid":{"rendered":"https:\/\/vip2-msd.com\/merckcom-migrated\/?post_type=story&#038;p=3673620"},"modified":"2025-09-17T14:57:08","modified_gmt":"2025-09-17T18:57:08","slug":"what-you-need-to-know-about-measles","status":"publish","type":"story","link":"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/what-you-need-to-know-about-measles\/","title":{"rendered":"Measles: signs and symptoms"},"content":{"rendered":"\n<div id=\"mco-f1-article-hero-block_ca996a16c64ca6ae2a24a82a01fb5a27\" class=\"mco-f1-article-hero mccberg-block\">\n    <div class=\"mco-f1-article-hero-content-container\">\n        \n                            <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/content_topic\/health-awareness\/\">\n                    <small class=\"tagline default-tagline\">\n                                                Health awareness                    <\/small>\n                <\/a>\n            \n        \n                    <h1>\n                Measles: signs and symptoms\n            <\/h1>\n                            <p>Learn more about what the measles virus is and how measles spreads<\/p>\n            <\/div>\n\n    <div class=\"mco-f1-article-hero-date-container\">\n                    <p class=\"mco-f1-article-hero-date text-descriptive\">September 17, 2025<\/p>\n                <div class=\"mco-f1-article-share-btn-container\">\n                            <p class=\"text-descriptive\">Share this article<\/p>\n                                        <p><a href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/what-you-need-to-know-about-measles\/\" target=\"_blank\" aria-label=\"Share on Facebook\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\">\n    <path fill=\"#00857C\" fill-rule=\"nonzero\" d=\"M6.023 16L6 9H3V6h3V4c0-2.7 1.672-4 4.08-4 1.153 0 2.144.086 2.433.124v2.821h-1.67c-1.31 0-1.563.623-1.563 1.536V6H13l-1 3H9.28v7H6.023z\" \/>\n<title>Facebook icon<\/title><\/svg>\n<\/a><\/p>\n                <p><a href=\"https:\/\/twitter.com\/intent\/tweet?text=https%3A%2F%2Fvip2-msd.com%2Fmerckcom-migrated%2Fstories%2Fwhat-you-need-to-know-about-measles%2F Measles: signs and symptoms\" target=\"_blank\" aria-label=\"Share on X\">\n<!-- Generator: Adobe Illustrator 27.7.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->\n<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 16 16\" width=\"16\" height=\"16\">\n\n\t.st0{fill:#00857C;}\n\n<path class=\"st0\" fill=\"#00857C\" d=\"M9.5,6.8l5.7-6.6h-1.4L8.8,6l-4-5.8H0.3l6,8.7l-6,7h1.4l5.2-6.1l4.2,6.1h4.6L9.5,6.8L9.5,6.8z M7.6,9L7,8.1\n\tL2.2,1.2h2.1l3.9,5.6l0.6,0.9l5.1,7.3h-2.1L7.6,9L7.6,9z\" \/>\n<title>X icon<\/title><\/svg>\n<\/a><\/p>\n                <p><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fvip2-msd.com%2Fmerckcom-migrated%2Fstories%2Fwhat-you-need-to-know-about-measles%2F\" target=\"_blank\" aria-label=\"Share on LinkedIn\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\">\n    <path fill=\"#00857C\" fill-rule=\"evenodd\" d=\"M15.205 0H.695C.299 0 0 .3 0 .7v14.7c0 .3.298.6.696.6h14.608c.398 0 .696-.3.696-.7V.7c-.1-.4-.398-.7-.795-.7zM4.671 13.6H2.385V6H4.77v7.6h-.1zM3.578 5c-.795 0-1.392-.7-1.392-1.4 0-.8.597-1.4 1.392-1.4.795 0 1.39.6 1.39 1.4-.098.7-.695 1.4-1.39 1.4zm9.938 8.6H11.13V9.9c0-.9 0-2-1.192-2-1.193 0-1.391 1-1.391 2v3.8H6.16V6h2.286v1c.298-.6 1.093-1.2 2.187-1.2 2.385 0 2.782 1.6 2.782 3.6v4.2h.1z\" \/>\n<title>Linkedin icon<\/title><\/svg>\n<\/a><\/p>\n                <p><a href=\"mailto:?subject=Measles: signs and symptoms&#038;body=https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/what-you-need-to-know-about-measles\/ Learn more about what the measles virus is and how measles spreads\" target=\"_blank\" aria-label=\"Share via email\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\">\n    <path fill=\"#00857C\" fill-rule=\"nonzero\" d=\"M16 5.7V14c0 .6-.4 1-1 1H1c-.6 0-1-.4-1-1V5.7l7.5 4.2c.28.14.72.14 1 0L16 5.7zM15 1c.6 0 1 .4 1 1v1.5L8 7.9 0 3.4V2c0-.6.4-1 1-1z\" \/>\n<title>Email icon<\/title><\/svg>\n<\/a><\/p>\n                    <\/div>\n    <\/div>\n\n    <div class=\"mco-f1-article-hero-image-container\">\n        <div 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src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/measles-featured-image.jpg?w=1188\"\n                                srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/measles-featured-image.jpg?w=1188 1x,\n                                https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/measles-featured-image.jpg?w=2376 2x,\n                                https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/measles-featured-image.jpg?w=3564 3x\"\n                                alt=\"Baby with pacifier\"\n                                loading=\"eager\" fetchpriority=\"high\"\n                        \/>\n                    <\/picture>\n\n                                    <\/figure>\n            \n                    <\/div>\n    <\/div>\n\n            <div class=\"mco-f1-article-hero-modal popup\" style=\"display: none;\">\n            <div class=\"popup-wrapper\">\n                <div class=\"mco-f1-article-hero-modal-content popup-content\">\n                <\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n\n\n<div id=\"mco-b5-content-block-block_4ffbc1c98593af90a11625fae7e4681d\"\n     class=\"mco-b5-content-block mccberg-block mt-2 negative left\">\n    <div class=\"wrapper\">\n\t\t\t\t\t\t\t            <div class=\"mco-b5-content-block-image-section \">\n\t\t\t\t                <picture aria-label=\"Illustration of a person holding a child. A circular inset on the left side of the image contains various virus-like particles, indicating an infection or illness.\">\n                                                                        <source media=\"(max-width: 767px)\"\n                                    data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=696,425\"\n                                    srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=696,425\" \/>\n                                                                                                <source media=\"(min-width: 768px) and (max-width: 1199px)\"\n                                    data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=384,468\"\n                                    srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=384,468\" \/>\n                                                                                                <source media=\"(min-width: 1200px)\"\n                                    data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=750,650\"\n                                    srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=750,650\" \/>\n                                                                                                <source media=\"(min-width: 1600px)\"\n                                    data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=850,744\"\n                                    srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=850,744\" \/>\n                                                                                                <source media=\"(min-width: 1920px)\"\n                                    data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=980,832\"\n                                    srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=980,832\" \/>\n                                                                                                <img\n                                data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/WhatIsMeasles_v2.png?resize=650,544\"\n                                alt=\"Illustration of a person holding a child. A circular inset on the left side of the image contains various virus-like particles, indicating an infection or illness.\"\n                                class=\"lazyload parallax-scroll\"\n                                loading=\"lazy\"\n                            \/>\n                                                            <\/picture>\n\t\t\t\t            <\/div>\n\t\t        <div class=\"mco-b5-content-block-content-section\">\n\t\t\t\n\t\t\t                <h3 class=\"mco-b5-content-block-heading mcc-b5-normal-title\">\n                    What is measles?                <\/h3 >\n\t\t\t\n\t\t\t                <div class=\"mco-b5-content-block-description\"><p>Measles is a highly contagious viral disease that can affect people of all ages but is most common in children. The virus lives in the mucus of the nose and throat of an infected person.<\/p>\n<p>Measles spreads through the air when an infected person coughs or sneezes. Symptoms appear 7 to 14 days after contact with the virus.<\/p>\n<\/div>\n\t\t\t\n                        <div class=\"mco-b5-content-block-content-buttons-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t            <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n<div class=\"mco-b5-content-block-modal popup\" style=\"display: none;\" role=\"dialog\" >\n    <div class=\"popup-wrapper\">\n        <div class=\"mco-b5-content-block-modal-content popup-content\">\n            <button class=\"mco-b5-content-block-modal-close popup-close\" >&times;<\/button>\n            <div class=\"mco-b5-content-block-modal-video\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Common measles symptoms include:<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_HighFever.png?w=1024\" alt=\"\" class=\"wp-image-3673636\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center\"><strong>High fever<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\">(may spike to more than 104\u00b0F)<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1081\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_Cough.png?w=1024\" alt=\"\" class=\"wp-image-3673629\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center\"><strong>Cough<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_RunnyNose.png?w=1024\" alt=\"\" class=\"wp-image-3673638\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>Runny nose<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1081\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_RedWateryEyes.png?w=1024\" alt=\"\" class=\"wp-image-3673646\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>Red watery eyes<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\">(7-14 days after contact with the virus)<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1081\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_Illustration_Update1.png\" alt=\"\" class=\"wp-image-3673650\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>Tiny white spots in mouth<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\">(2-3 days after symptoms begin)<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1081\" height=\"1081\" src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_Rash.png?w=1024\" alt=\"\" class=\"wp-image-3673644\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center\"><strong>Rash<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\">(3-5 days after symptoms begin)<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">How measles spreads<\/h2>\n\n\n\n<div class=\"wp-block-group art-stat-group mt-2 mb-2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\"><div id=\"art-stat-block-block_0e5d210c53101a86e6932e33120037c1\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon has-caption\">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Icon_Airborn.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\t\t<div class=\"stat-block-caption\">Is measles airborne?<\/div>\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">The measles virus can live for up to two hours in an airspace after an infected person leaves an area.\r\n<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div>\n\n<div id=\"art-stat-block-block_77c26ed38def81b9eeb8498f5ab77797\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon has-caption\">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Icon_Transmission.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\t\t<div class=\"stat-block-caption\">How contagious is measles?<\/div>\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">If one person has measles, up to 90% of \r\nunvaccinated people close to that person will also become infected.<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div>\n\n<div id=\"art-stat-block-block_109ff4c669f826812e042f9a572aa8e9\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon has-caption\">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Icon_Contagious.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\t\t<div class=\"stat-block-caption\">How long is measles contagious for?<\/div>\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">Infected people can spread measles to others four days before through four days after the rash appears.<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-group art-stat-group mt-2 mb-2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\"><div id=\"art-stat-block-block_b45681edbcdf18530b0a5c056bd2e22a\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon has-caption\">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Icon_Incubation.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\t\t<div class=\"stat-block-caption\">How long is the measles incubation period?<\/div>\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">After being exposed to the measles virus, it can incubate for up to 21 days. An incubation period is how long it takes for you to develop symptoms after exposure to an infectious disease.\r\n<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div>\n\n<div id=\"art-stat-block-block_0bf08afa5bfef28f79fc1c731dc27623\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon has-caption\">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Icon_Complications.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\t\t<div class=\"stat-block-caption\">Does measles cause complications?<\/div>\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">Measles can cause health complications. Common complications include ear infections and diarrhea. Serious complications include pneumonia and encephalitis (an inflammation of the brain). Measles may impact the daily lives of patients and their caretakers (e.g., can result in lost work time or missed school days).<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Measles can be serious and lead to complications&nbsp;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>About 1 in 5<strong> <\/strong>unvaccinated people in the U.S. who get measles are hospitalized.<\/li>\n\n\n\n<li>As many as 1 out of every 20 children with measles get pneumonia, the most common cause of death from measles in young children.<\/li>\n\n\n\n<li>Approximately<strong> <\/strong>1 to 3 of every 1,000 children who become infected with measles will die from respiratory and neurologic complications.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Understanding measles outbreaks<\/h2>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center\">Before the vaccine became available in 1963, an estimated 3 to 4 million Americans contracted measles each year; an estimated 48,000 people in the U.S. were hospitalized and there were approximately 400 to 500 deaths annually.<\/h4>\n\n\n\n<div class=\"wp-block-group art-stat-group mt-2 mb-2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\"><div id=\"art-stat-block-block_b23af18ade432a1079fe965e165acf57\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon \">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/Measles_Eliminated.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">Endemic (regularly occurring within an area or community) measles was declared eliminated in the U.S. in 2000. <\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div>\n\n<div id=\"art-stat-block-block_da6d9c7dfd5ef6c5a79a68e44a11096e\" class=\"art-stat-block mccberg-block\">\n\t<div class=\"stat-block-content has-icon \">\n\n\t\t\t\t<img class=\"stat-block-icon lazyload\" loading=\"lazy\" data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2025\/09\/2019IncreaseIcon.png?resize=56\" alt=\"icon\" \/>\n\t\t\n\t\t\n\t\t<div class=\"stat-block-statistic\"><\/div>\n\n\t\t<div class=\"stat-block-tablet-wrapper\">\n\t\t\t\t\t\t<p class=\"stat-block-description\">2025 saw the greatest number of measles cases reported in the U.S. since 1992.<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/div><\/div><\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer 30\"><\/div>\n\n\n\n<p>When you&#8217;re contagious with measles, up to 90% of the people around you who are not vaccinated will also become infected.<\/p>\n\n\n\n<p>In the U.S., measles cases can originate from international travel as the disease remains common in many parts of the world. Typically, 2 out of 3 of travelers with measles are unvaccinated Americans re-entering the country.<\/p>\n\n\n\n<p>As seen by the recent outbreaks across the country, measles can spread rapidly, and infected individuals can spread measles to other people who are not immune.<\/p>\n\n\n\n<p><\/p>\n\n\n<div id=\"mco-featured-banner-block-block_95a2593d5754269c250b200beaa54ade\" class=\"mco-featured-banner-block full mccberg-block mb-2 mt-2  negative no-image\">\n\n\n    \n\n    <div class=\"mco-featured-banner-content-container\">\n        <div class=\"mco-featured-banner-content-card\">\n            \n                            <h3>For more information, including the latest statistics on outbreaks, speak with your doctor or visit the CDC website.<\/h3>\n            \n            \n            <div class=\"mco-featured-banner-btn-container\">\n                                    <a class=\"btn\"\n                       href=\"https:\/\/www.cdc.gov\/measles\/index.html\"\n                       title=\"CDC website\"\n                       target=\"_self\"\n                                           >CDC website<\/a>\n                \n                            <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n\n<div id=\"mco-f3-more-stories-block-block_ae2c32b79740253de97ca2edd94e47db\" class=\"mco-f3-more-stories-block negative mccberg-block\">\n    <div class=\"mco-f3-stories-container\">\n        <small class=\"tagline\">Discover more stories<\/small>                    <div class=\"mco-f3-stories-slider-container\">\n                                                        <div class=\"mco-f3-story\">\n                        <p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/5-historical-designations-highlight-groundbreaking-scientific-achievements\/\">5 historical designations highlight groundbreaking scientific achievements<\/a><\/p>\n                    <\/div>\n                                                        <div class=\"mco-f3-story\">\n                        <p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/this-red-chair-is-a-reminder-that-patients-cant-wait\/\">This red chair is a reminder that patients can&#8217;t wait<\/a><\/p>\n                    <\/div>\n                                                        <div class=\"mco-f3-story\">\n                        <p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/were-helping-build-a-brighter-future-for-maternal-health-in-america\/\">We&#8217;re helping build a brighter future for maternal health in America<\/a><\/p>\n                    <\/div>\n                                            <\/div>\n            <div class=\"mco-f3-stories-slider-controls-container slider-nav\">\n                                    <div class='slider-nav-item active'><\/div>\n                                    <div class='slider-nav-item '><\/div>\n                                    <div class='slider-nav-item '><\/div>\n                            <\/div>\n            <\/div>\n            <div class=\"mco-f3-content-container\">\n            <a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/\">View all stories<\/a>\n        <\/div>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Common measles symptoms include: High fever (may spike to more than 104\u00b0F) Cough Runny nose Red watery eyes (7-14 days after contact with the virus) Tiny white spots in mouth (2-3 days after symptoms begin) Rash (3-5 days after symptoms begin) How measles spreads Measles can be serious and lead to complications&nbsp; Understanding measles outbreaks [&hellip;]<\/p>\n","protected":false},"featured_media":3673640,"template":"","meta":{"_acf_changed":false,"bdl_company_name":[],"bdl_item_external_link":[],"inpsyde_pem_expiration_date":[],"inpsyde_pem_expiration_action":[],"footnotes":""},"tags":[262],"content_topic":[4],"admin_field":[],"class_list":["post-3673620","story","type-story","status-publish","has-post-thumbnail","hentry","tag-infectious-diseases","content_topic-health-awareness"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.9.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Measles: signs and symptoms - Merck.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/what-you-need-to-know-about-measles\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Measles: signs and symptoms - Merck.com\" \/>\n<meta property=\"og:description\" content=\"Common measles symptoms include: High fever (may spike to more than 104\u00b0F) Cough Runny nose Red watery eyes (7-14 days after contact with the virus) Tiny white spots in mouth (2-3 days after symptoms begin) Rash (3-5 days after symptoms begin) How measles spreads Measles can be serious and lead to complications&nbsp; 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 |  &nbsp;&nbsp;&nbsp;&nbsp;<a class=\"secondary btn\" href=\"#discovery\">Discovery efforts<\/a>&nbsp;&nbsp;&nbsp;&nbsp; |  &nbsp;&nbsp;&nbsp;&nbsp;<a class=\"secondary btn\" href=\"#stories\">Stories<\/a>&nbsp;&nbsp;&nbsp;&nbsp;  |  &nbsp;&nbsp;&nbsp;&nbsp;<a class=\"secondary btn\" href=\"#careers\">Careers<\/a><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<a id=\"research\"><\/a>\n<!-- \/wp:html -->\n\n<!-- wp:acf\/title-block {\"name\":\"acf\/title-block\",\"data\":{\"title\":\"Our research in infectious diseases has led to profound scientific advances\",\"_title\":\"mco_title_block_title\",\"description\":\"\\u003cspan class=\\u0022ui-provider a b c d e f g h i j k l m n o p q r s t u v w x y z ab ac ae af ag ah ai aj ak\\u0022 dir=\\u0022ltr\\u0022\\u003eWe\u2019ve been working to combat global health threats caused by infectious diseases for more than a century, which includes pioneering research in HIV science, developing one of the first antibiotics and discovering and developing \\u003ca class=\\u0022fui-Link ___1rxvrpe f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1hu3pq6 f11qmguv f19f4twv f1tyq0we f1g0x7ka fhxju0i f1qch9an f1cnd47f fqv5qza f1vmzxwi f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\\u0022 title=\\u0022https:\/\/vip2-msd.com\/merckcom-migrated\/research\/vaccines\/\\u0022 href=\\u0022https:\/\/vip2-msd.com\/merckcom-migrated\/research\/vaccines\/\\u0022 target=\\u0022_blank\\u0022 rel=\\u0022noreferrer noopener\\u0022 aria-label=\\u0022Link vaccines\\u0022\\u003evaccines\\u003c\/a\\u003e. But our work is far from done. \\u003c\/span\\u003eEvery year, millions of people die from infectious diseases. The world is counting on us to bring forward new approaches to help ease human suffering.\",\"_description\":\"mco_title_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_title_block_content_label\",\"cta_one\":\"\",\"_cta_one\":\"mco_title_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_title_block_cta_two\",\"image\":\"\",\"_image\":\"mco_title_block_image\"},\"align\":\"center\",\"mode\":\"edit\",\"className\":\"mb-2 mt-2\"} \/-->\n\n<!-- wp:acf\/title-block {\"name\":\"acf\/title-block\",\"data\":{\"title\":\"Our work in infectious diseases\",\"_title\":\"mco_title_block_title\",\"description\":\"\",\"_description\":\"mco_title_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_title_block_content_label\",\"cta_one\":\"\",\"_cta_one\":\"mco_title_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_title_block_cta_two\",\"image\":\"\",\"_image\":\"mco_title_block_image\"},\"align\":\"center\",\"mode\":\"edit\",\"className\":\"negative pull-up-stats mb-2\"} \/-->\n\n<!-- wp:group {\"className\":\"stat-group mb-2\"} -->\n<div class=\"wp-block-group stat-group mb-2\"><!-- wp:acf\/statistics-block {\"name\":\"acf\/statistics-block\",\"data\":{\"stat_statistic\":\"35+\",\"_stat_statistic\":\"stat_block_statistic\",\"stat_caption\":\"\",\"_stat_caption\":\"stat_block_caption\",\"stat_description\":\"years committed to research to help combat the challenges of the HIV epidemic\",\"_stat_description\":\"stat_block_description\",\"stat_cta\":\"\",\"_stat_cta\":\"stat_block_cta_link\"},\"mode\":\"edit\"} \/-->\n\n<!-- wp:acf\/statistics-block {\"name\":\"acf\/statistics-block\",\"data\":{\"stat_statistic\":\"1942\",\"_stat_statistic\":\"stat_block_statistic\",\"stat_caption\":\"\",\"_stat_caption\":\"stat_block_caption\",\"stat_description\":\"the year we began producing penicillin G\",\"_stat_description\":\"stat_block_description\",\"stat_cta\":\"\",\"_stat_cta\":\"stat_block_cta_link\"},\"mode\":\"edit\"} \/-->\n\n<!-- wp:acf\/statistics-block {\"name\":\"acf\/statistics-block\",\"data\":{\"stat_statistic\":\"70+\",\"_stat_statistic\":\"stat_block_statistic\",\"stat_caption\":\"\",\"_stat_caption\":\"stat_block_caption\",\"stat_description\":\"investigator-initiated antimicrobial stewardship programs funded across the globe are currently active or successfully completed\",\"_stat_description\":\"stat_block_description\",\"stat_cta\":\"\",\"_stat_cta\":\"stat_block_cta_link\"},\"mode\":\"edit\"} \/--><\/div>\n<!-- \/wp:group -->\n\n<!-- wp:heading {\"textAlign\":\"left\"} -->\n<h2 class=\"wp-block-heading has-text-align-left\">Our discovery efforts<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:html -->\n<a id=\"discovery\"><\/a>\n<!-- \/wp:html -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">HIV<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph {\"className\":\"mt-2\"} -->\n<p class=\"mt-2\"><strong>Our legacy in innovative HIV science continues<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>We remember when HIV was one of society's most daunting challenges, when millions of people lost their lives to the devastating AIDS epidemic. Our scientists embarked on an urgent mission to unravel and understand the virus, which led to groundbreaking research in HIV.&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>We're still driven to do more. We're pushing the boundaries of HIV science because unmet medical need still endures. Eradication of the virus is our ultimate goal.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/research\/infectious-diseases\/hiv\/\">Read more: Our work in HIV<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">Pneumococcal disease<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph {\"className\":\"mt-2\"} -->\n<p class=\"mt-2\"><strong>Our decades-long dedication to pneumococcal disease prevention<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Pneumococcal disease is an infection caused by a bacteria called\u202fStreptococcus pneumoniae. There are about 100 different types (referred to as serotypes) of pneumococcal bacteria, which can affect adults differently than children. Pneumococcal disease can lead to severe health issues, including pneumonia, sepsis and meningitis.&nbsp;&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>For over 40 years, our company has been dedicated to advancing research and innovation to help protect against this serious global public health threat.&nbsp;&nbsp;&nbsp;<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/a-personal-commitment-to-public-health\/\">Read more: Stories of research and clinical care from two leading experts in infectious diseases<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">Antibiotics<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph -->\n<p><strong>Collaborating to address antimicrobial resistance (AMR)<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Our company has a strong legacy in antimicrobial R&amp;D, with a broad portfolio that spans both human and animal health and includes antibiotics, vaccines and novel approaches to reduce the need for antibiotics. With the growing burden of antimicrobial resistance, we\u2019re committed to dedicating our expertise and resources alongside our partners to support appropriate antibiotic use and encourage increased investment in future research.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>We're proud of our commitment to invest $100 million over 10 years in the <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/how-were-collaborating-to-address-antimicrobial-resistance-and-why-we-cant-do-it-alone\/\" target=\"_blank\" rel=\"noreferrer noopener\">AMR Action Fund<\/a>. This groundbreaking partnership of over 20 leading pharmaceutical companies, philanthropies and organizations, aims to bring two to four novel antibiotics to patients and physicians by 2030.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/mercks-legacy-of-antimicrobial-innovation-and-action\/\">Read more: Merck\u2019s 100-year legacy of antimicrobial innovation and action<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">Ebola Zaire<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph {\"className\":\"mt-2\"} -->\n<p class=\"mt-2\"><strong><strong>Joining a partnership to combat a deadly virus<\/strong><\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Since the emergence of the Ebola virus in 1976, periodic outbreaks have been a global health challenge. We're proud to be part of the global public-private partnership that has united government, industry, community groups, scientists, health care workers and ordinary people, to come together to <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/taking-on-zaire-ebolavirus\/\" target=\"_blank\" rel=\"noreferrer noopener\">help fight this deadly disease<\/a>. <\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/taking-on-zaire-ebolavirus\/\">Read more: Taking on Zaire ebolavirus<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">Dengue<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph {\"className\":\"mt-2\"} -->\n<p class=\"mt-2\"><strong><strong><strong>Driving scientific discoveries to combat a mosquito-borne illness<\/strong><\/strong><\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>With approximately half of the world\u2019s population, or four billion people, at risk dengue is a critical public health challenge. We're working with urgency to advance research and innovation that aims to help protect the millions of people at risk for dengue infection. <\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/a-lifelong-commitment-to-addressing-dengue-fever\/\">Read more: A lifelong commitment to addressing dengue fever<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping border-top-1 border-bottom-1\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping border-top-1 border-bottom-1\"><!-- wp:column {\"width\":\"32%\"} -->\n<div class=\"wp-block-column\" style=\"flex-basis:32%\"><!-- wp:heading {\"level\":3,\"className\":\"mr-2 mt-2\"} -->\n<h3 class=\"wp-block-heading mr-2 mt-2\">Programs that can make a difference<\/h3>\n<!-- \/wp:heading --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:paragraph {\"className\":\"mt-2\"} -->\n<p class=\"mt-2\"><strong><strong>We're leading HIV\/AIDS programs that reach patients where they already are<\/strong><\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>To help address disparities in HIV care, <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/company-overview\/sustainability\/philanthropy\/merck-foundation\/\">our Foundation<\/a> established HIV Care Connect. The multi-site initiative aims to reduce disparities in access to HIV care and help improve health outcomes for people living with HIV in the Southeastern U.S. who are disproportionately affected.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:html -->\n<p class=\"mb-2\"><a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/company-overview\/sustainability\/philanthropy\/promoting-equity-in-hiv-aids-care\/\">Read more: Promoting equity in HIV\/AIDS care<\/a><\/p>\n<!-- \/wp:html --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:html -->\n<a id=\"stories\"><\/a>\n<!-- \/wp:html -->\n\n<!-- wp:acf\/content-teaser-cards {\"name\":\"acf\/content-teaser-cards\",\"data\":{\"title\":\"Read the stories\",\"_title\":\"mco_content_teaser_cards_title\",\"description\":\"Learn more about the people and programs helping combat and raise awareness around infectious diseases\",\"_description\":\"mco_content_teaser_cards_description\",\"cta_one\":\"\",\"_cta_one\":\"mco_content_teaser_cards_block_cta_one\",\"cta_one_aria_label\":\"\",\"_cta_one_aria_label\":\"mco_content_teaser_cards_block_cta_one_aria_label\",\"card_count\":\"4\",\"_card_count\":\"mco_content_teaser_cards_count\",\"show_tags\":\"0\",\"_show_tags\":\"mco_content_teaser_cards_block_show_tags\",\"use_automatic_height\":\"0\",\"_use_automatic_height\":\"mco_content_teaser_cards_block_use_automatic_height\",\"content_selection\":\"manual\",\"_content_selection\":\"mco_content_teaser_cards_content_selection\",\"story_one\":3662224,\"_story_one\":\"mco_content_teaser_cards_block_story_one\",\"story_two\":3669134,\"_story_two\":\"mco_content_teaser_cards_block_story_two\",\"story_three\":3634497,\"_story_three\":\"mco_content_teaser_cards_block_story_three\",\"story_four\":3633479,\"_story_four\":\"mco_content_teaser_cards_block_story_four\"},\"mode\":\"edit\"} \/-->\n\n<!-- wp:html -->\n<a id=\"careers\"><\/a>\n<!-- \/wp:html -->\n\n<!-- wp:spacer {\"height\":\"50px\"} -->\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<!-- \/wp:spacer -->\n\n<!-- wp:acf\/featured-banner-block {\"name\":\"acf\/featured-banner-block\",\"data\":{\"mco_featured_banner_negative\":\"1\",\"_mco_featured_banner_negative\":\"mco_featured_banner_negative_294ytohe\",\"image\":2794923,\"_image\":\"mco_featured_banner_block_image\",\"title\":\"Join Merck\",\"_title\":\"mco_featured_banner_block_title\",\"description\":\"To solve worldwide health challenges, we rely on world-class expertise. Our team is always evolving, so join us \u2014 and start making your impact today.\",\"_description\":\"mco_featured_banner_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_featured_banner_block_content_label\",\"cta_one\":{\"title\":\"Search jobs\",\"url\":\"https:\/\/jobs.merck.com\/us\/en\/home\",\"target\":\"\"},\"_cta_one\":\"mco_featured_banner_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_featured_banner_block_cta_two\",\"cta_three\":\"\",\"_cta_three\":\"mco_featured_banner_block_cta_three\"},\"mode\":\"edit\",\"className\":\"mt-2 mb-2\"} \/-->","post_title":"Infectious diseases","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"infectious-diseases","to_ping":"","pinged":"","post_modified":"2025-10-30 08:53:05","post_modified_gmt":"2025-10-30 12:53:05","post_content_filtered":"","post_parent":47,"guid":"https:\/\/vip2-msd.com\/merckcom-migrated\/?page_id=3662437","menu_order":1,"post_type":"page","post_mime_type":"","comment_count":"0","filter":"raw"},"story_two_selection":"select","related_content_item_two":{"ID":244313,"post_author":"183","post_date":"2020-04-03 17:51:07","post_date_gmt":"2020-04-03 17:51:07","post_content":"<!-- wp:acf\/hero-block {\"name\":\"acf\/hero-block\",\"data\":{\"mco_hero_block_tagline_text\":\"\",\"_mco_hero_block_tagline_text\":\"mco_hero_block_tagline_text\",\"mco_hero_block_ttle\":\"How we invent\",\"_mco_hero_block_ttle\":\"mco_hero_block_title\",\"mco_hero_block_description\":\"Drug discovery and development is a complex and lengthy process. 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Our teams of scientists bring together diverse expertise and backgrounds, combined with cutting-edge technologies and tools, to help discover the next scientific breakthrough for patients.\",\"_description\":\"mco_title_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_title_block_content_label\",\"cta_one\":\"\",\"_cta_one\":\"mco_title_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_title_block_cta_two\",\"image\":\"\",\"_image\":\"mco_title_block_image\"},\"align\":\"center\",\"mode\":\"edit\",\"className\":\"mb-2 mt-2\"} \/-->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping\"><!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:embed {\"url\":\"https:\/\/www.youtube.com\/watch?v=EnH355osvC0\",\"type\":\"video\",\"providerNameSlug\":\"youtube\",\"responsive\":true,\"className\":\"wp-embed-aspect-16-9 wp-has-aspect-ratio\"} -->\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=EnH355osvC0\n<\/div><\/figure>\n<!-- \/wp:embed -->\n\n<!-- wp:paragraph -->\n<p><strong>Drug discovery: From hit to lead<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Merck scientists explain how new technologies can accelerate the drug discovery process as we use the power of leading-edge science to save and improve lives. <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/stories\/harnessing-innovative-technology-in-drug-discovery\/\">Learn more<\/a>.<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:embed {\"url\":\"https:\/\/www.youtube.com\/watch?v=qzkJREcf9SM\",\"type\":\"video\",\"providerNameSlug\":\"youtube\",\"responsive\":true,\"className\":\"wp-embed-aspect-16-9 wp-has-aspect-ratio\"} -->\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=qzkJREcf9SM\n<\/div><\/figure>\n<!-- \/wp:embed -->\n\n<!-- wp:paragraph -->\n<p><strong>Analytical R&amp;D: Partners in problem solving<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Our talented scientists in our analytical research &amp; development team are integrating state-of-the-art physical, analytical and bioanalytical solutions, and applying innovative technologies, to advance our company\u2019s pipeline.<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:embed {\"url\":\"https:\/\/www.youtube.com\/watch?v=JxbadQLWLR0\",\"type\":\"video\",\"providerNameSlug\":\"youtube\",\"responsive\":true,\"className\":\"wp-embed-aspect-16-9 wp-has-aspect-ratio\"} -->\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=JxbadQLWLR0\n<\/div><\/figure>\n<!-- \/wp:embed -->\n\n<!-- wp:paragraph -->\n<p><strong>Formulation development: Putting the patient first<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Our formulation development team explains how leading with a patient-centric approach helps advance our understanding of formulation design, material science and engineering to improve the patient experience.<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:embed {\"url\":\"https:\/\/www.youtube.com\/watch?v=eCItDYm78U4\",\"type\":\"video\",\"providerNameSlug\":\"youtube\",\"responsive\":true,\"className\":\"wp-embed-aspect-16-9 wp-has-aspect-ratio\"} -->\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=eCItDYm78U4\n<\/div><\/figure>\n<!-- \/wp:embed -->\n\n<!-- wp:paragraph -->\n<p><strong>Clinical supply and manufacturing: Serving patients worldwide<\/strong><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Our clinical supply and pharmaceutical operations teams explain the importance of staying current with trends and advancing technology for optimal clinical trials and patient outcomes.<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:acf\/title-block {\"name\":\"acf\/title-block\",\"data\":{\"title\":\"From lab to patient: explore the journey of a molecule\",\"_title\":\"mco_title_block_title\",\"description\":\"Drug discovery and development involves dedication and commitment from a wide range of people \u2014 from scientists, data analysts and clinical trial volunteers to manufacturing, regulatory, development, marketing and commercial teams, among many others.\",\"_description\":\"mco_title_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_title_block_content_label\",\"cta_one\":\"\",\"_cta_one\":\"mco_title_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_title_block_cta_two\",\"image\":\"\",\"_image\":\"mco_title_block_image\"},\"align\":\"center\",\"mode\":\"edit\",\"className\":\"mb-2 mt-2\"} \/-->\n\n<!-- wp:acf\/mco-article-slideshow {\"name\":\"acf\/mco-article-slideshow\",\"data\":{\"mco_article_slideshow_0_mco_article_slideshow_image\":3637071,\"_mco_article_slideshow_0_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_0_mco_article_slideshow_caption\":\"Discovery is the process of exploring new and unique molecules, compounds and biologics that may have the potential to treat or prevent disease. We consider variables such as disease prevalence, unmet medical needs and current treatment options when identifying a preclinical candidate (PCC).\",\"_mco_article_slideshow_0_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_0_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_0_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_1_mco_article_slideshow_image\":3637154,\"_mco_article_slideshow_1_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_1_mco_article_slideshow_caption\":\"  It takes about 10 years for a new product to reach the marketplace after the initial discovery.\",\"_mco_article_slideshow_1_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_1_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_1_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_2_mco_article_slideshow_image\":3637073,\"_mco_article_slideshow_2_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_2_mco_article_slideshow_caption\":\"During this phase, the active pharmaceutical ingredient is produced to create the material that will be supplied for the clinical studies.\",\"_mco_article_slideshow_2_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_2_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_2_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_3_mco_article_slideshow_image\":3637155,\"_mco_article_slideshow_3_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_3_mco_article_slideshow_caption\":\"1 in every 5,000 compounds that enter discovery and progress to preclinical development actually become an approved drug.\",\"_mco_article_slideshow_3_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_3_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_3_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_4_mco_article_slideshow_image\":3637075,\"_mco_article_slideshow_4_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_4_mco_article_slideshow_caption\":\"Clinical studies determine the safety and efficacy of our products by gathering evidence through testing and analysis in trial volunteers \u2014 first in healthy volunteers, then in those with the disease. Once we have sufficient safety and efficacy data, we file an application with the information we know about the product \u2014 including study data, analyses and reports \u2014 with a regulatory agency (such as the U.S. Food and Drug Administration) for approval.\",\"_mco_article_slideshow_4_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_4_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_4_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_5_mco_article_slideshow_image\":3637150,\"_mco_article_slideshow_5_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_5_mco_article_slideshow_caption\":\"Less than 12% of investigational medicines that enter clinical testing make it to approval.\",\"_mco_article_slideshow_5_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_5_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_5_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_6_mco_article_slideshow_image\":3637065,\"_mco_article_slideshow_6_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_6_mco_article_slideshow_caption\":\"Manufacturing is the process of industrial-scale production, packaging and distribution of our medicines and vaccines. The process varies from product to product but is always in full compliance with all regulations and Good Manufacturing Practices (GMPs, also referred to as \\u0022cGMPs\\u0022 or \\u0022current GMPs\\u0022) to ensure a compliant, reliable supply for our patients.\",\"_mco_article_slideshow_6_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_6_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_6_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_7_mco_article_slideshow_image\":3637151,\"_mco_article_slideshow_7_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_7_mco_article_slideshow_caption\":\"GMP regulations outline the minimum quality standards for manufacturing and vary by country. Each country has its own agency to monitor meeting the regulations and requirements.\",\"_mco_article_slideshow_7_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_7_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_7_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_8_mco_article_slideshow_image\":3637067,\"_mco_article_slideshow_8_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_8_mco_article_slideshow_caption\":\"Once a product is approved and manufactured, we promote it \u2014  through education and awareness campaigns \u2014  to customers, including physicians, health care providers, pharmacies, patient populations, wholesalers and governments. With a customer- and data-focused approach, we develop a brand strategy to create a unique impression for each product.\",\"_mco_article_slideshow_8_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_8_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_8_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_9_mco_article_slideshow_image\":3637152,\"_mco_article_slideshow_9_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_9_mco_article_slideshow_caption\":\"Marketing teams are key to creating the campaigns to educate stakeholders (customers) about the efficacy and safety of our products to ensure appropriate use.\",\"_mco_article_slideshow_9_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_9_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_9_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_10_mco_article_slideshow_image\":3637069,\"_mco_article_slideshow_10_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_10_mco_article_slideshow_caption\":\"Post-marketing begins when the medicine or vaccine is released to the market. It includes activities to monitor and evaluate the product for safety and efficacy in a real-world setting.\",\"_mco_article_slideshow_10_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_10_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_10_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow_11_mco_article_slideshow_image\":3637153,\"_mco_article_slideshow_11_mco_article_slideshow_image\":\"mco_article_slideshow_image_f9q8hyhfliu\",\"mco_article_slideshow_11_mco_article_slideshow_caption\":\"Companies monitor approved medicines for as long as they are on the market. This meets regulatory reporting requirements, provides internal reporting for ongoing analyses and supplies data to support the safety of the product.\",\"_mco_article_slideshow_11_mco_article_slideshow_caption\":\"mco_article_slideshow_caption_f9q8hyhfliu\",\"mco_article_slideshow_11_mco_article_slideshow_credit\":\"\",\"_mco_article_slideshow_11_mco_article_slideshow_credit\":\"mco_article_slideshow_credit_f9q8hyhfliu\",\"mco_article_slideshow\":12,\"_mco_article_slideshow\":\"mco_article_slideshow_f9q8hyhfliu\"},\"mode\":\"auto\",\"className\":\"mt-2 mb-2\"} \/-->\n\n<!-- wp:paragraph {\"align\":\"center\"} -->\n<p class=\"has-text-align-center\"><a class=\"btn\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2024\/04\/TheJourneyofaMolecule___INFOGRAPHIC.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Download the infographic<\/a><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p><\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:spacer {\"height\":\"5px\"} -->\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<!-- \/wp:spacer -->\n\n<!-- wp:acf\/content-block {\"name\":\"acf\/content-block\",\"data\":{\"negative_style\":\"0\",\"_negative_style\":\"content_block_negative\",\"content_selection\":\"static\",\"_content_selection\":\"content_selction_method\",\"content_block_image\":3624031,\"_content_block_image\":\"content_block_image\",\"content_block_heading\":\"Clinical trials\",\"_content_block_heading\":\"content_block_heading\",\"content_block_body\":\"Clinical trials are a key part of the drug development process, testing the safety and effectiveness of medicines and vaccines in development and exploring how different people\u2019s bodies respond to them. Ensuring our data represents varied backgrounds advances science and improves lives by reflecting the true \\u003ca href=\\u0022https:\/\/vip2-msd.com\/merckcom-migrated\/research\/diversity-in-clinical-trials\/\\u0022\\u003ediversity\\u003c\/a\\u003e of the populations we aim to serve.\",\"_content_block_body\":\"content_block_body\",\"content_block_cta\":{\"title\":\"Learn more about clinical trials\",\"url\":\"https:\/\/vip2-msd.com\/merckcom-migrated\/research\/clinical-trials\/\",\"target\":\"\"},\"_content_block_cta\":\"content_block_cta\",\"content_block_optional_cta\":\"\",\"_content_block_optional_cta\":\"content_block_optional_cta\",\"content_block_optional_tag\":\"\",\"_content_block_optional_tag\":\"content_block_optional_tag\",\"content_block_video\":\"\",\"_content_block_video\":\"content_block_video\",\"content_media_position\":\"left\",\"_content_media_position\":\"content_media_position\",\"brightcove_account_id\":\"\",\"_brightcove_account_id\":\"bright_cove_account_id\"},\"mode\":\"edit\",\"className\":\"mt-2 mb-2\"} \/-->\n\n<!-- wp:acf\/featured-banner-block {\"name\":\"acf\/featured-banner-block\",\"data\":{\"mco_featured_banner_negative\":\"1\",\"_mco_featured_banner_negative\":\"mco_featured_banner_negative_294ytohe\",\"image\":3653216,\"_image\":\"mco_featured_banner_block_image\",\"title\":\"Advance your R\\u0026amp;D career with us\",\"_title\":\"mco_featured_banner_block_title\",\"description\":\"We\u2019re looking for world-class scientists to join our R\\u0026amp;D team who are passionate about making a difference for patients.\",\"_description\":\"mco_featured_banner_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_featured_banner_block_content_label\",\"cta_one\":{\"title\":\"Explore the possibilities\",\"url\":\"https:\/\/jobs.merck.com\/us\/en\",\"target\":\"\"},\"_cta_one\":\"mco_featured_banner_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_featured_banner_block_cta_two\",\"cta_three\":\"\",\"_cta_three\":\"mco_featured_banner_block_cta_three\"},\"mode\":\"edit\",\"className\":\"mb-2 mt-2\"} \/-->","post_title":"Discovery &amp; development","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"discovery-development","to_ping":"","pinged":"","post_modified":"2025-08-06 07:47:20","post_modified_gmt":"2025-08-06 11:47:20","post_content_filtered":"","post_parent":47,"guid":"https:\/\/vip2-msd.com\/merckcom-migrated\/?page_id=244313","menu_order":3,"post_type":"page","post_mime_type":"","comment_count":"0","filter":"raw"},"story_three_selection":"select","related_content_item_three":{"ID":47,"post_author":"17","post_date":"2020-02-04 20:20:49","post_date_gmt":"2020-02-05 01:20:49","post_content":"<!-- wp:acf\/hero-block {\"name\":\"acf\/hero-block\",\"data\":{\"mco_hero_block_tagline_text\":\"\",\"_mco_hero_block_tagline_text\":\"mco_hero_block_tagline_text\",\"mco_hero_block_ttle\":\"Research\",\"_mco_hero_block_ttle\":\"mco_hero_block_title\",\"mco_hero_block_description\":\"We believe research is the will to conquer the impossible and that science will lead the way.\",\"_mco_hero_block_description\":\"mco_hero_block_description\",\"mco_hero_block_image_url\":3663337,\"_mco_hero_block_image_url\":\"mco_hero_block_image_url\",\"mco_hero_block_image_small_url\":\"\",\"_mco_hero_block_image_small_url\":\"mco_hero_block_image_small_url\",\"mco_hero_block_button_cta\":\"\",\"_mco_hero_block_button_cta\":\"mco_hero_block_button_cta\",\"video_hosting_selection\":\"select\",\"_video_hosting_selection\":\"takeover_block_video_type\"},\"mode\":\"edit\",\"className\":\"mb-2\"} \/-->\n\n<!-- wp:acf\/title-block {\"name\":\"acf\/title-block\",\"data\":{\"title\":\"The journey to discovery is guided by science \u2014 and inspired by patients\",\"_title\":\"mco_title_block_title\",\"description\":\"Every day our scientists, from all backgrounds and disciplines, work together to use the power of leading-edge science to save and improve lives.\\r\\n\\r\\n\\u0026nbsp;\",\"_description\":\"mco_title_block_description\",\"content_label\":\"\",\"_content_label\":\"mco_title_block_content_label\",\"cta_one\":\"\",\"_cta_one\":\"mco_title_block_cta_one\",\"cta_two\":\"\",\"_cta_two\":\"mco_title_block_cta_two\",\"image\":\"\",\"_image\":\"mco_title_block_image\"},\"align\":\"center\",\"mode\":\"edit\",\"className\":\"mb-2\"} \/-->\n\n<!-- wp:heading {\"textAlign\":\"center\",\"level\":3} -->\n<h3 class=\"wp-block-heading has-text-align-center\">Merck Research Laboratories: Where extraordinary breakthroughs happen<\/h3>\n<!-- \/wp:heading -->\n\n<!-- wp:acf\/article-images-block {\"name\":\"acf\/article-images-block\",\"data\":{\"article_images_primary_image\":3655600,\"_article_images_primary_image\":\"article_images_primary_image_293yohfe\",\"article_images_primary_caption\":\"\",\"_article_images_primary_caption\":\"article_images_primary_caption_293yohfe\",\"article_images_primary_video_type\":\"youtube\",\"_article_images_primary_video_type\":\"article_images_primary_video_type_293yohfe\",\"article_images_primary_video\":\"https:\/\/youtu.be\/luNl4Jpobq8\",\"_article_images_primary_video\":\"article_images_primary_video_293yohfe\",\"article_images_primary_brightcove\":\"\",\"_article_images_primary_brightcove\":\"article_images_primary_brightcove_293yohfe\",\"article_images_secondary_image\":\"\",\"_article_images_secondary_image\":\"article_images_secondary_image_293yohfe\",\"article_images_secondary_caption\":\"\",\"_article_images_secondary_caption\":\"article_images_secondary_caption_293yohfe\",\"article_images_secondary_video_type\":\"youtube\",\"_article_images_secondary_video_type\":\"article_images_secondary_video_type_293yohfe\",\"article_images_secondary_video\":\"\",\"_article_images_secondary_video\":\"article_images_secondary_video_293yohfe\",\"article_images_secondary_brightcove\":\"\",\"_article_images_secondary_brightcove\":\"article_images_secondary_brightcove_293yohfe\"},\"mode\":\"edit\",\"className\":\"mt-2 mb-2\"} \/-->\n\n<!-- wp:spacer {\"height\":\"12px\"} -->\n<div style=\"height:12px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<!-- \/wp:spacer -->\n\n<!-- wp:group {\"className\":\"stat-group mt-2 mb-2\",\"layout\":{\"type\":\"constrained\"}} -->\n<div class=\"wp-block-group stat-group mt-2 mb-2\"><!-- wp:heading {\"textAlign\":\"center\"} -->\n<h2 class=\"wp-block-heading has-text-align-center\">Our research in action<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping mt-2 mb-2\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping mt-2 mb-2\"><!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:acf\/article-statistics-block 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Our R&amp;D leaders are pushing scientific boundaries at Merck. <a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/research\/meet-our-scientists\/\">Meet our scientists<\/a>.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:columns {\"className\":\"mco-columns-wrapping\"} -->\n<div class=\"wp-block-columns mco-columns-wrapping\"><!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:image {\"id\":3627832,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2023\/09\/Dean__Li.jpg?w=666\" alt=\"photo of Dean Li\" class=\"wp-image-3627832\"\/><\/figure>\n<!-- \/wp:image -->\n\n<!-- wp:paragraph -->\n<p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/meet-our-scientists\/dean-li-md-ph-d\/\"><strong>Dean Li<\/strong><\/a><br>Executive vice president and president, Merck Research Laboratories<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:image {\"id\":3627836,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2023\/09\/EliavBarr.jpg?w=666\" alt=\"\" class=\"wp-image-3627836\"\/><\/figure>\n<!-- \/wp:image -->\n\n<!-- wp:paragraph -->\n<p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/meet-our-scientists\/eliav-barr-md\/\"><strong>Eliav Barr<\/strong><\/a><br>Senior vice president, head of global clinical development and chief medical officer<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column -->\n\n<!-- wp:column -->\n<div class=\"wp-block-column\"><!-- wp:image {\"id\":3636453,\"sizeSlug\":\"large\",\"linkDestination\":\"none\"} -->\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2023\/11\/George_AddonaFinal.png?w=666\" alt=\"\" class=\"wp-image-3636453\"\/><\/figure>\n<!-- \/wp:image -->\n\n<!-- wp:paragraph -->\n<p><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/meet-our-scientists\/george-addona-ph-d\/\"><strong>George Addona<\/strong><\/a><br>Senior vice president and head, discovery, preclinical development and translational medicine<\/p>\n<!-- \/wp:paragraph --><\/div>\n<!-- \/wp:column --><\/div>\n<!-- \/wp:columns -->\n\n<!-- wp:acf\/content-block {\"name\":\"acf\/content-block\",\"data\":{\"maintain_image_aspect_ratio\":\"0\",\"_maintain_image_aspect_ratio\":\"content_block_maintain_image_aspect_ratio\",\"negative_style\":\"1\",\"_negative_style\":\"content_block_negative\",\"content_selection\":\"static\",\"_content_selection\":\"content_selction_method\",\"content_block_image\":3655596,\"_content_block_image\":\"content_block_image\",\"content_block_heading\":\"Postdoctoral Research Fellows Program\",\"_content_block_heading\":\"content_block_heading\",\"content_block_body\":\"Our Postdoctoral Research Fellows Program aims to be a best-in-industry experience for Ph.D. graduates, providing academic focus in a large pharmaceutical environment.\",\"_content_block_body\":\"content_block_body\",\"content_block_cta\":{\"title\":\"Learn more about our program\",\"url\":\"https:\/\/vip2-msd.com\/merckcom-migrated\/research\/postdoctoral-research-fellows-program\/\",\"target\":\"\"},\"_content_block_cta\":\"content_block_cta\",\"content_block_aria_label\":\"\",\"_content_block_aria_label\":\"content_block_aria_label\",\"content_block_optional_cta\":\"\",\"_content_block_optional_cta\":\"content_block_optional_cta\",\"content_block_optional_cta_aria_label\":\"\",\"_content_block_optional_cta_aria_label\":\"content_block_optional_cta_aria_label\",\"content_block_optional_tag\":\"\",\"_content_block_optional_tag\":\"content_block_optional_tag\",\"content_block_video\":\"\",\"_content_block_video\":\"content_block_video\",\"content_media_position\":\"left\",\"_content_media_position\":\"content_media_position\",\"brightcove_account_id\":\"\",\"_brightcove_account_id\":\"bright_cove_account_id\",\"content_block_video_accessible_name\":\"\",\"_content_block_video_accessible_name\":\"content_block_video_accessible_name\",\"content_block_play_button_accessible_name\":\"\",\"_content_block_play_button_accessible_name\":\"content_block_play_button_accessible_name\",\"content_block_popup_accessible_name\":\"\",\"_content_block_popup_accessible_name\":\"content_block_popup_accessible_name\",\"content_block_popup_close_button_accessible_name\":\"\",\"_content_block_popup_close_button_accessible_name\":\"content_block_popup_close_button_accessible_name\"},\"mode\":\"edit\"} \/-->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Where we work<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>Research based on innovation is at the core of who we are and what we do. 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