Organization and Business

12 Months Ended

Dec. 31, 2011

Organization and Business [Abstract]

Organization and Business

1.   Organization and Business

Regeneron Pharmaceuticals, Inc. (the “Company” or “Regeneron”) was incorporated in January 1988 in the State of New York.  The Company is a fully integrated biopharmaceutical company that discovers, invents, develops, manufactures, and commercializes medicines for the treatment of serious medical conditions.  In 2008, the Company received marketing approval from the U.S. Food and Drug Administration (“FDA”) for the Company’s first commercial drug product, ARCALYSTÒ (rilonacept) Injection for Subcutaneous Use for the treatment of Cryopyrin-Associated Periodic Syndromes (“CAPS”).  In November 2011, the Company received marketing approval from the FDA for EYLEAÒ (aflibercept) Injection for the treatment of neovascular wet age-related macular degeneration (“wet AMD”).  The Company's facilities are primarily located in New York.  The Company’s business is subject to certain risks including, but not limited to, uncertainties relating to conducting pharmaceutical research, obtaining regulatory approvals, commercializing products, and obtaining and enforcing patents.