WILMINGTON, MASSACHUSETTS--(Marketwire - October 29, 2007) - DUSA Pharmaceuticals, Inc.® (NASDAQ GM: DUSA), and River’s Edge Pharmaceuticals, LLC today announced that they have entered into a settlement and mutual release agreement to dismiss the lawsuit brought by DUSA against River’s Edge asserting a number of claims arising out of River’s Edge’s alleged infringement of U.S. Patent No. 6,979,468 under which DUSA has marketed, distributed and sold Nicomide®. Under the terms of the agreement, River’s Edge acknowledges the validity and enforceability of the Nicomide patent.