
Research
We run to, not from, the world’s biggest health challenges.
The journey to invention and discovery is guided by science – and inspired by patients
Our purpose is to save and improve lives for generations. Our strategy is simple: We follow the science. The path to discovery is often unclear, but we are tireless in seeking solutions for some of the world’s most difficult health challenges.
Our work in numbers
people employed in research and development
people reached through our major programs and partnerships
invested in R&D in 2019
Our areas of focus
We focus on scientific innovation to deliver medicines and vaccines that may help millions of people around the world
Oncology

Oncology
Our mission is to deliver innovations that extend and improve the lives of people with cancer.
Vaccines

Vaccines
Vaccines are one of the greatest public health success stories – and we’ve been discovering, developing and delivering vaccines to help prevent disease for over 100 years.
Infectious Diseases

Infectious Diseases
We play an important role in discovering and developing innovative medicines and vaccines to treat and prevent infectious diseases, including HIV and Ebola.
Discovery & Development

Discovery & Development
We follow the science where we can make the greatest difference, now and in the future.


Our commitment to patients is unwavering
As long as there are still patients in hospitals, doctors and nurses desperate to add years to the lives of their patients, and a world where treatments aren’t accessible to all, we will be here, fighting with all we have to deliver more, sooner.
Invention begins here
Our scientists are applying the latest groundbreaking research technologies and revolutionizing how we discover and develop medicines and vaccines
View our stories
This leader works to ensure diversity and inclusion is visible in everything we do
Deepak Khanna, president, Europe and Canada, demonstrates how “diversity is a fact, but inclusion is an act”
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You have the power to help prevent disease
Life as we once knew it has changed. One thing that hasn’t changed is our focus on our families. By following routine vaccination schedules, you can help protect yourself and your loved ones during these uncertain times.
Read moreNext: You have the power to help prevent disease

4 ways to drive progress in cancer care beyond the pandemic
Vicki Goodman, vice president, therapeutic area head, late-stage oncology, on how we’re supporting cancer care despite COVID-19 and what it means for the future
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At risk for lung cancer? Know the signs & symptoms
Don't gloss over it, visit a doctor – do it FOR yourself
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This leader works to ensure diversity and inclusion is visible in everything we do
Deepak Khanna, president, Europe and Canada, demonstrates how “diversity is a fact, but inclusion is an act”
Read moreNext: This leader works to ensure diversity and inclusion is visible in everything we do

You have the power to help prevent disease
Life as we once knew it has changed. One thing that hasn’t changed is our focus on our families. By following routine vaccination schedules, you can help protect yourself and your loved ones during these uncertain times.
Read moreNext: You have the power to help prevent disease

4 ways to drive progress in cancer care beyond the pandemic
Vicki Goodman, vice president, therapeutic area head, late-stage oncology, on how we’re supporting cancer care despite COVID-19 and what it means for the future
Read moreNext: 4 ways to drive progress in cancer care beyond the pandemic

At risk for lung cancer? Know the signs & symptoms
Don't gloss over it, visit a doctor – do it FOR yourself
Read moreNext: At risk for lung cancer? Know the signs & symptoms