Regeneron to Report First Quarter 2012 Financial and Operating Results and Host Conference Call and Webcast on April 26, 2012

TARRYTOWN, N.Y.,April 12, 2012/PRNewswire/ -- Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN)today announced that it will report its first quarter 2012 financial and operating results onThursday, April 26, 2012, before the U.S. financial markets open.  The Company will host a conference call at8:30 AM EDTthat day.

Live audio of the conference call will be webcast online simultaneously.  A link to the webcast may be accessed from the 'Events and Presentations' page of Regeneron's website atwww.regeneron.com.  A replay of the conference call and webcast will be archived on the Company's website and will be available for 30 days.

Regeneron is a fully integrated biopharmaceutical company that discovers, invents, develops, manufactures, and commercializes medicines for the treatment of serious medical conditions.  Regeneron markets two products inthe United States, one for the treatment of neovascular (wet) age-related macular degeneration and another for the treatment of a rare inflammatory condition.  Additionally, Regeneron has three regulatory applications pending before the U.S. Food and Drug Administration (FDA) and 10 drug candidates in clinical development.  More information and recent news releases are available on the Regeneron website atwww.regeneron.com.