Our Research & Development foundation is built on a fierce commitment to breakthroughs. With hundreds of scientists and cutting-edge labs, we work tirelessly across diverse therapeutic areas, internal medicine, oncology, rare diseases, vaccines, inflammation, and anti-infectives.

Unlocking the power of genes to treat rare genetic disorders.

Tailoring treatment to individual biology.

Vaccinating expectant mothers to protect newborns worldwide.
We engage thousands of trial participants across the globe in studies designed with patient safety, diversity, and transparency as non-negotiable pillars. All trials follow rigorous scientific and ethical protocols.
Our global R&D locations include Andover, MA; Cambridge, MA; Groton, CT; La Jolla, CA; Pearl River, NY; Sandwich, UK; and St. Louis, MO, each playing a unique role in developing Pfizer’s product pipeline.

Transforming cancer treatment with over 80 active clinical trials, 50+ development programs, and a mission to bring more moments, more milestones, and more hope to patients everywhere.