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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 10-Q/A

(Mark One)

/x/
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the quarterly period ended June 30, 2001

or

/ / TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Commission File Number: 0-27118

PHARMACOPEIA, INC.

(Exact name of registrant as specified in its charter)

Delaware
(State or other jurisdiction of
incorporation or organization) 33-0557266
(I.R.S. Employer Identification No.)

CN 5350, Princeton, New Jersey 08543-5350
(Address of principal executive offices) (Zip code)

(609) 452-3600
(Registrant's telephone number, including area code)

Not Applicable
(Former name, former address and former fiscal year, if changed since last report)

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or such shorter period that the registrant was required to file such reports) and (2) has been subject to such filing requirements for the past 90 days. Yes /x/  No / /

Indicate the number of shares outstanding of each of the issuer's classes of common stock, as of the latest practicable date:

Class Common Stock, $.0001 par value Outstanding at August 2, 2001 23,832,083

Explanatory Note

    This Form 10-Q/A amends the Form 10-Q filed on August 14, 2001 to correct the number of shares outstanding at August 2, 2001 listed on the cover page.

Signatures

    Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

PHARMACOPEIA, INC.
By:	/s/ BRUCE C. MYERS Bruce C. Myers Executive Vice President and Chief Financial Officer (Duly Authorized Officer and Chief Accounting Officer)

Date: August 20, 2001

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Explanatory Note
Signatures