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Pfizer Inc.

Pfizer Inc.
Public
Traded as
Industry Pharmaceutical
Founded 1849; 168 years ago (1849)
Founders Charles Pfizer
Charles F. Erhart
Headquarters New York City, United States
Area served
Worldwide
Key people
Ian Read (Chairman & CEO)
Products See list
Revenue DecreaseUS$48.85 billion (2015)
DecreaseUS$11.05 billion (2015)
DecreaseUS$7.74 billion (2015)
Total assets DecreaseUS$169.3 billion (2015)
Total equity DecreaseUS$71.30 billion (2015)
Number of employees
78,300 (2015)
Subsidiaries Agouron Pharmaceuticals
G.D. Searle
Greenstone
Hospira
InnoPharma
Parke-Davis
Pfizer UK
Website www.pfizer.com

Pfizer Inc. /ˈfzər/ is an American global pharmaceutical corporation headquartered in New York City, with its research headquarters in Groton, Connecticut. It is among the world's largest pharmaceutical companies. Pfizer is listed on the , and its shares have been a component of the Dow Jones Industrial Average since 2004.

Pfizer develops and produces medicines and vaccines for a wide range of medical disciplines, including immunology, oncology, cardiology, diabetology/endocrinology, and neurology. Pfizer's products include the blockbuster drug Lipitor (atorvastatin), used to lower LDL blood cholesterol; Lyrica (pregabalin) for neuropathic pain/fibromyalgia; Diflucan (fluconazole), an oral antifungal medication; Zithromax (azithromycin), an antibiotic; Viagra (sildenafil) for erectile dysfunction; and Celebrex/Celebra (celecoxib), an anti-inflammatory drug.

Pfizer was founded in 1849 by cousins Charles Pfizer and Charles F. Erhart in New York City as a manufacturer of fine chemicals. Its discovery of Terramycin (oxytetracycline) in 1950 put it on a path towards becoming a research-based pharmaceutical company. Pfizer has made numerous acquisitions, including Warner–Lambert in 2000, Pharmacia in 2003, and Wyeth in 2009 (the largest of the three at $68 billion).


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