Pfizer: One of the world's premier biopharmaceutical companies

Behind the Science Feature

How Clinical Trials Help
Advance Medicine

How do scientific discoveries move from the lab to our pharmacy shelves? This journey is known as drug development, and clinical trials are a key part of the process. In fact, without these research studies, we would have no new medicines or vaccines.

Go Behind the Science

How a Coronavirus Protease Inhibitor Works to Fight COVID-19

SARS-CoV-2, the virus that causes COVID-19, was sometimes called the “novel coronavirus” in the early days of the pandemic.

Our People

How One Woman’s Feeling of Helplessness Launched an Initiative to Hire Refugees

The images, unfortunately, have been too common for far too long: people young and old, refugees whose lives have been upended by forces beyond their control, fleeing their homes for safety.

Your Health

Are You At Risk For A Blood Clot?

NBC News war correspondent David Bloom was the image of health. In 2003, he was a 39-year-old avid tennis player.

Annual Review

We're Breaking New Ground for Patients

In 2021, we reached an estimated 1.4 billion patients with our medicines and vaccines. That’s more than one out of every six people on Earth. Never before has Pfizer’s patient impact been so wide-reaching.

Visit Our Annual Review

eBook

Are You Making the Most of Patient Centricity?

Healthcare opportunities are only useful to you if you know they exist and how they work. This downloadable eBook is designed to help you make informed healthcare decisions.

Learn How to Be an Empowered, Engaged Patient

Response to the Crisis in Ukraine

How Pfizer is Responding to the Crisis in Ukraine

Supporting our people, patients, and Ukrainian refugees during this time of crisis.

Learn More About Our Response

The Pfizer Store

Show Your Pfizer Pride!

Shop and share the collection.

Available in the U.S. only.

All profits from The Pfizer Store will be donated to charity.

Shop The Pfizer Collection

Coronavirus Resources

While we continue to see the devastating impact of the coronavirus pandemic around the world, we’re committed to helping keep people safe and informed.

Biotechnology is our foundation. Benefiting patients is our goal. Innovation, pharmaceutical development, and the most dedicated team of clinical researchers is how we do it.

Explore Our Science

Oncology

Conquering Cancer

Inflammation & Immunology

Innovation, Research & Development

Vaccines

Driven to Discover the Cure

Rare Disease

Our Approach to Gene Therapy and More

Internal Medicine

Advancing the Fight

Anti Infectives

New Drugs, Medicines & Therapies

Products

Every product is the result of 1,500 scientists overseeing more than 500,000 lab tests and over 36 clinical trials before the first prescription.

Pfizer RxPathways connects eligible patients to a range of assistance programs that offer insurance support, co-pay help, and medicines for free or at a savings.

Explore RxPathways

About

Starting with Charles Pfizer inventing an almond-flavored antiparasite medicine in 1849, our people have always been innovators and trailblazers, committed to finding the next cure.

Learn More About Us

How Drugs Are Made

The medicines available today have taken an average of 12 years to develop. With dedication, creativity, and science, we can significantly cut that time.

Areas of Focus

Hope Changes Lives