AMENDMENT AGREEMENT (HDS FEES AND DEEPLY DISCOUNTED VIALS) This Amendment Agreement is made and dated as of September 23, 1997 between Schering Aktiengesellschaft ("Schering") and Chiron Corporation ("Chiron"). WHEREAS, Schering and Chiron have...Regulatory Filing and Development Agreement • March 30th, 1998 • Chiron Corp • Pharmaceutical preparations • California
