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                                  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 (Form S-3 No. 333-54326, as amended) and related
Prospectus of Regeneron Pharmaceuticals, Inc. for the registration of 4,600,000
shares of its common stock and to the incorporation by reference therein of our
report dated February 2, 2001, with respect to the financial statements of Amgen
Regeneron Partners included in Regeneron Pharmaceuticals, Inc.'s Annual Report
(Form 10-K) for the year ended December 31, 2000, filed with the Securities and
Exchange Commission.



                                          /s/ Ernst & Young LLP


Los Angeles, California

March 1, 2001