<PAGE>
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 14A INFORMATION
Proxy Statement Pursuant to Section 12(a) of the Securities Exchange Act of 1934
(Amendment No. __)
/X/ Filed by the Registrant
/_/ Filed by a party other than the Registrant
Check the appropriate box:
/_/ Preliminary Proxy Statement
/_/ Definitive Proxy Statement
/X/ Definitive Additional Materials
/_/ Soliciting Material Pursuant to Rule 14a-11(c) or Rule 14a-12
Regeneron Pharmaceuticals, Inc.
------------------------------------------------
(Name of Registrant as Specified In Its Charter)
Regeneron Pharmaceuticals, Inc.
------------------------------------------------
(Name of Person(s) Filing Proxy Statement)
Payment of filing Fee (Check the appropriate box):
/X/ No fee required.
/_/ Fee computed on table below per Exchange Act Rule 14a-6(i)(l) and 0-11.
1) Title of each class of securities to which transaction applies:
___________________________________________________________________________
2) Aggregate number of securities to which transaction applies:
___________________________________________________________________________
3) Per unit price or other underlying value of transaction computed pursuant
to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is
calculated and state how it was determined):
___________________________________________________________________________
4) Proposed maximum aggregate value of transaction:
___________________________________________________________________________
/_/ Check box if any part of the fee is offset as provided by Exchange Act Rule
0-11(a)(2) and identify the filing for which the offsetting fee was paid
previously. Indentify the previous filing by registration statement number,
or the form or schedule and the date of its filing.
1) Amount previously paid:________________________________________
2) Form, Schedule, or Registration No.:______________________________
3) Filing party:__________________________________________________
4) Date filed: April 30, 1999
<PAGE>
Please date, sign
and mail your proxy
card back as soon as
possible!
Annual Meeting of Shareholders
REGENERON PHARMACEUTICALS, INC.
June 11, 1999
A |X| Please mark your
votes as in this
example
The Board of Directors recommends a vote FOR Items 1, 2, 3, and 4.
WITHHELD
FOR FOR ALL
Item 1. Nominees:
ELECTION Alfred G. Gilman, M.D., Ph.D.
OF |_| |_| Joseph L. Goldstein, M.D.
DIRECTORS P. Roy Vagelos, M.D.
WITHHELD FOR: (Write that nominee's name
in the space provided below.)
____________________________________________
FOR AGAINST ABSTAIN
Item 2. Ratify, confirm, and approve the January 22, 1999
resolution of the Board of Directors to increase
by 1,500,000 the number of shares reserved for
issuance under Regeneron's Amended and Restated
1990 Long-Term Incentive Plan. |_| |_| |_|
Item 3. Appointment of PricewaterhouseCoopers LLP as
independent accountants. |_| |_| |_|
Item 4. In their discretion, upon any other matters
as may properly come before the meeting. |_| |_| |_|
Signature:_________________ Signature:____________________ Date:________, 1999
NOTE: Please sign as name appears hereon. Joint owners should each sign.
When signed as attorney, executor, administrator, trustee,
or guardian, please give full title as such.