EXHIBIT 2(a.2) FIRST AMENDMENT TO MERGER AGREEMENT THIS FIRST AMENDMENT TO MERGER AGREEMENT (this "First Amendment") is made on the 6th day of February, 2006, by and among DUSA Pharmaceuticals, Inc., a publicly traded pharmaceutical company...Merger Agreement • March 10th, 2006 • Dusa Pharmaceuticals Inc • Pharmaceutical preparations
BY AND AMONGMerger Agreement • March 10th, 2006 • Dusa Pharmaceuticals Inc • Pharmaceutical preparations • New York
BETWEENMarketing, Distribution and Supply Agreement • March 10th, 2006 • Dusa Pharmaceuticals Inc • Pharmaceutical preparations
