INVESTORS & MEDIA

TARRYTOWN, N.Y., Feb. 23, 2011 /PRNewswire/ -- Regeneron Pharmaceuticals, Inc. (Nasdaq: REGN) will webcast management presentations at the following investor conferences:

• Citi 2011 Global Healthcare Conference at 9:00 a.m. Eastern Time on Tuesday, March 1, 2011

• RBC Capital Markets' 2011 Healthcare Conference at 10:00 a.m. Eastern Time on Wednesday, March 2, 2011

• Cowen and Company 31st Annual Healthcare Conference at 1:20 p.m. Eastern Time on Tuesday, March 8, 2011

• Barclays Capital 2011 Global Healthcare Conference at 9:00 a.m. Eastern Time on Wednesday, March 16, 2011

The sessions may be accessed through the Company's web site, www.regeneron.com, on the Investor Relations page.  Archived versions of the presentations will be available for thirty days after the live webcasts.

Regeneron is a fully integrated biopharmaceutical company that discovers, develops, and commercializes medicines for the treatment of serious medical conditions.  In addition to ARCALYST® (rilonacept) Injection for Subcutaneous Use, its first commercialized product, Regeneron has therapeutic candidates in Phase 3 clinical trials for the potential treatment of gout, diseases of the eye (wet age-related macular degeneration and central retinal vein occlusion), and certain cancers.  Additional therapeutic candidates developed from proprietary Regeneron technologies for creating fully human monoclonal antibodies are in earlier stage development programs in rheumatoid arthritis and other inflammatory conditions, pain, cholesterol reduction, allergic and immune conditions and cancer.  Additional information about Regeneron and recent news releases are available on Regeneron's web site at www.regeneron.com.

SOURCE Regeneron Pharmaceuticals, Inc.