Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - DUSA PHARMACEUTICALS INCFinancial_Report.xls
10-K - FORM 10-K - DUSA PHARMACEUTICALS INCd302702d10k.htm
EX-3.(B) - AMENDED AND RESTATED BY-LAWS OF THE REGISTRANT - DUSA PHARMACEUTICALS INCd302702dex3b.htm
EX-31.(A) - RULE 13A-14(A)/15D-14(A) CERTIFICATION OF THE CHIEF EXECUTIVE OFFICER - DUSA PHARMACEUTICALS INCd302702dex31a.htm
EX-31.(B) - RULE 13A-14(A)/15D-14(A) CERTIFICATION OF THE CHIEF FINANCIAL OFFICER - DUSA PHARMACEUTICALS INCd302702dex31b.htm
EX-32.(B) - CERTIFICATION OF THE CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 906 - DUSA PHARMACEUTICALS INCd302702dex32b.htm
EX-21.(A) - SUBSIDIARIES OF DUSA PHARMACEUTICALS, INC. - DUSA PHARMACEUTICALS INCd302702dex21a.htm
EX-99.1 - PRESS RELEASE - DUSA PHARMACEUTICALS INCd302702dex991.htm
EX-32.(A) - CERTIFICATION OF THE CHIEF EXECUTIVE OFFICER PURSUANT TO SECTION 906 - DUSA PHARMACEUTICALS INCd302702dex32a.htm
EX-10.(H) - 2011 AMENDED AND RESTATED PURCHASE AND SUPPLY AGREEMENT - DUSA PHARMACEUTICALS INCd302702dex10h.htm

EXHIBIT 23(a)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-147614, 333-134814, 333-73039, 333-84071, 333-31676, 333-33118, and 333-113913 on Form S-3 and Registration Statements Nos. 333-175975, 333-155431, 333-141615, 333-126345, 333-92259, and 333-57890 on Form S-8 of our reports dated March 6, 2012, relating to the consolidated financial statements of DUSA Pharmaceuticals, Inc., and the effectiveness of DUSA Pharmaceuticals, Inc. internal control over financial reporting appearing in this Annual Report on Form 10-K of DUSA Pharmaceuticals, Inc. for the year ended December 31, 2011.

/s/    Deloitte & Touche LLP

Boston, Massachusetts

March 6, 2012