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DUSA Pharmaceuticals, Inc.® to Host Third Quarter 2010 Corporate Highlights and Financial Results Conference Call

For release at 6:30 a.m.

DUSA Pharmaceuticals, Inc.® to Host

Third Quarter 2010 Corporate Highlights and

Financial Results Conference Call

Wilmington, Mass. – November 2, 2010 - DUSA Pharmaceuticals, Inc. (NASDAQ GM: DUSA) announces that its third quarter corporate highlights and financial results press release will be issued on Friday, November 5th at 6:30 a.m. to be followed by a conference call at 8:30 a.m.

Friday, November 5th - 8:30 a.m. E.D.T.

If calling from North America use the following toll-free number:

800-647-4314

International callers use:

502-719-4466

Password - DUSA

A replay of the call will be available approximately 15 minutes following the call

North American callers: 877-863-0350

International callers: 858-244-1268

The call will be accessible on our website approximately six hours following the call at www.dusapharma.com.

About DUSA Pharmaceuticals

DUSA Pharmaceuticals, Inc. is an integrated dermatology pharmaceutical company focused primarily on the development and marketing of its Levulan® PDT technology platform, and other dermatology products. Levulan® Kerastick® for topical solution plus DUSA’s BLU-U® blue light photodynamic therapy illuminator is currently approved for the treatment of minimally to moderately thick actinic keratoses (AKs) of the face or scalp. DUSA also markets other dermatology products, including ClindaReach®. DUSA is based in Wilmington, Mass. Please visit our website at www.dusapharma.com.

For further information contact:

Chad Rubin, The Trout Group LLC

Tel: 646-378-2947