EXHIBIT 23
Published on March 31, 2010
Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statement of Rexahn Pharmaceuticals, Inc. on Form S-8 (Registration Statement No. 333-129294) and the Registration Statement of Rexahn Pharmaceuticals, Inc. on Form S-3 (Registration Statement No. 333-152640) of our report dated March 31, 2010 (which report expresses an unqualified opinion), relating to the financial statements of Rexahn Pharmaceuticals, Inc. included in this Annual Report on Form 10-K of Rexahn Pharmaceuticals, Inc. for the year ended December 31, 2009.
/s/ ParenteBeard LLC
New York, New York
March 31, 2010