Pfizer Inc. (Pfizer) is a research-based, global biopharmaceutical company. The Company applies science and its global resources to improve health and well-being at every stage of life. Pfizer's diversified global health care portfolio includes human and animal biologic and small molecule medicines and vaccines, as well as nutritional products and many consumer health care products. The Company operates in two business segments: Biopharmaceutical and Diversified. Biopharmaceutical includes the Primary Care, Specialty Care, Established Products, Emerging Markets and Oncology customer-focused units. Diversified includes Animal Health products that prevent and treat diseases in livestock and companion animals, and Consumer Healthcare products. On October 15, 2009, the Company completed its acquisition of Wyeth. In December 2009, Durata Therapeutics, Inc. acquired Vicuron Pharmaceuticals from Pfizer.
Pfizer, Inc. is an American multinational pharmaceutical corporation headquartered in New York City, and with its research headquarters in Groton, Connecticut, United States. It is one of the world's largest pharmaceutical companies by revenues.
Pfizer develops and produces medicines and vaccines for a wide range of conditions including in the areas of immunology and inflammation, oncology, cardiovascular and metabolic diseases, neuroscience and pain. Pfizer's products include 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 by cousins Charles Pfizer and Charles Erhart in New York City in 1849 as a manufacturer of fine chemicals. Pfizer's discovery of Terramycin (oxytetracycline) in 1950 put it on a path towards becoming a research-based pharmaceutical company. Pfizer has made numerous acquisitions, including of Warner–Lambert in 2000, Pharmacia in 2003 and Wyeth in 2009, the latter acquired for US$68 billion. Pfizer is listed on the New York Stock Exchange and its shares have been a component of the Dow Jones Industrial Average since April 8, 2004.
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