EX-23.1 2 d316794dex231.htm CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Consent of Independent Registered Public Accounting Firm

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the Registration Statement on Form S-3 (Nos. 333-162968 and 333-167890) and the Registration Statements on Form S-8 (Nos. 333-06841, 333-35151, 333-60585, 333-90428, 333-118546, 333-127574, 333-137954, 333-148660, 333-152862, 333-162610, 333-167515, 333-176365 and 333-176366) of our report dated March 23, 2012 with respect to the financial statements and schedule of A.P. Pharma, Inc. included in this Annual Report on Form 10-K for the year ended December 31, 2011.

/s/ OUM & CO. LLP

San Francisco, California

March 23, 2012