EXHIBIT 23.2

               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS

We consent to the reference to our firm under the caption "Experts" in the
Registration Statement of Regeneron Pharmaceuticals, Inc. for the registration
of $200,000,000 of common stock, preferred stock, debt securities, and/or
warrants and to the incorporation by reference therein of our report dated
February 4, 2002, with respect to the financial statements of Amgen-Regeneron
Partners for the year ended December 31, 2001 included in the Annual Report
(Form 10-K/A Amendment No. 2) of Regeneron Pharmaceuticals, Inc. for the year
ended December 31, 2003, filed with the Securities and Exchange Commission.

                                             /s/ Ernst & Young LLP


Los Angeles, California
December 13, 2004