About our company
We invent for a more hopeful future.
We aspire to be the premier research-intensive biopharmaceutical company in the world
For 130 years, Merck (known as MSD outside of the U.S. and Canada) has been inventing for life, bringing forward medicines and vaccines for many of the world’s most challenging diseases in pursuit of our mission to save and improve lives.
We demonstrate our commitment to patients and population health by increasing access to health care through far-reaching policies, programs and partnerships.
Today, we continue to be at the forefront of research to prevent and treat diseases that threaten people and animals – including cancer, infectious diseases, such as HIV and Ebola, and emerging animal diseases.
The heart of our mission
We believe corporate responsibility is about our health, social, environmental and economic impact on people and communities around the world.
The team that guides our work
Our leaders focus on our mission to save and improve lives around the world. This is the foundation of everything we do.
Our company by the numbers
Our values are driven by a desire to improve life
We’ve built a culture that embraces scientific excellence, operates with the highest standards of integrity, expands access to our products and employs a diverse workforce that values collaboration.
Our past and our future
For 130 years, we’ve focused on not just the next quarter, but the next quarter century.
Get to know us through our stories
Learn about the heartbeat of our company.View our stories
How one woman’s diverse team is driving innovation in science and medicine
Rebecca Ruck is breaking down silos and leveraging diversity to invent smarter and greener ways to produce medicineMeet Rebecca
A look back at the Black innovators and moments that shaped our company
The Black community has and continues to play a key role in defining our legacy of inventionTake a look
Over 30 Years: The Mectizan® Donation Program
For centuries, river blindness (onchocerciasis) plagued remote communities in Africa, Latin America and Yemen, and there was no answer to this affliction. This all began to change in the mid-to-late 1970s, when Dr. William Campbell of Merck Research Laboratories suggested the use of ivermectin (later named Mectizan) for river blindness in humans. Following the breakthrough […]Read more
Our areas of focus
We focus on scientific innovation to deliver medicines and vaccines that may help millions of people around the world.
Our mission is to deliver innovations that extend and improve the lives of people with cancer.
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.
We play an important role in discovering and developing innovative medicines and vaccines to treat and prevent infectious diseases, including HIV and Ebola.
As a company dedicated to saving and improving lives, we have a special responsibility to help in the fight against COVID-19. We’ve been fully committed to developing an effective response to the COVID-19 pandemic since it was first recognized.
We are determined to find solutions for the most serious chronic health challenges, such as cardiovascular disease and diabetes.
Discovery & development
We are pushing the boundaries in research where we can make the greatest difference, now and in the future.
Merck Animal Health
Merck Animal Health is a research-driven company that develops, manufactures and markets a broad range of veterinary medicines and services.
We offer one of the industry’s most innovative portfolios, spanning products for the prevention, treatment and control of disease in all major farm and companion animal species.
Business partnerships and public policies keep our patients in focus
Business development & licensing
We work with partners, from early-stage science to clinical-stage programs, to deliver new therapies to patients.
Policies & positions
We support public policies that advance the interests of patients, improve public health and promote access to medicines and innovation.