Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - CASSAVA SCIENCES INCFinancial_Report.xls
10-K - FORM 10-K - CASSAVA SCIENCES INCd268570d10k.htm
EX-10.5 - LICENSE AGREEMENT - CASSAVA SCIENCES INCd268570dex105.htm
EX-31.1 - CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECTION 302 - CASSAVA SCIENCES INCd268570dex311.htm
EX-32.1 - CERTIFICATIONS OF THE CEO AND THE CFO PURSUANT TO 18 U.S.C. SECTION 1350 - CASSAVA SCIENCES INCd268570dex321.htm
EX-31.2 - CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECTION 302 - CASSAVA SCIENCES INCd268570dex312.htm
EX-10.4 - COLLABORATION AGREEMENT - CASSAVA SCIENCES INCd268570dex104.htm
EX-10.20 - AMENDED LEASE AGREEMENT - CASSAVA SCIENCES INCd268570dex1020.htm

EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statements (Form S-3 No. 333-164648, No. 333-127882, No. 333-115362, No. 333-108145, No. 333-106396) of Pain Therapeutics, Inc. and in the related Prospectus, and in the Registration Statements (Form S-8 No. 333-168390, No. 333-152676, No. 333-147336, No. 333-134364, No. 333-115361, No. 333-105138, No. 333-68118 and No. 333-41660) pertaining to the 2008 Equity Incentive Plan, the 1998 Stock Plan and 2000 Employee Stock Purchase Plan of Pain Therapeutics, Inc. of our reports dated February 9, 2012, with respect to the financial statements of Pain Therapeutics, Inc., and the effectiveness of internal control over financial reporting of Pain Therapeutics, Inc., included in this Annual Report (Form 10-K) for the year ended December 31, 2011.

/s/    Ernst & Young LLP

Austin, Texas

February 9, 2012