Pfizer Inc. (United States)

Pfizer is one of the world’s largest pharmaceutical and biotechnology companies, headquartered in New York City. The company develops breakthrough medicines and vaccines in oncology, cardiovascular, immunology, and rare diseases. Key products include Comirnaty COVID-19 vaccine, Paxlovid for COVID-19 treatment, Ibrance for breast cancer, Eliquis (with BMS) for blood clots, Prevnar vaccines for pneumonia, and Xeljanz for rheumatoid arthritis. Pfizer’s global research and development continues advancing innovative treatments.