1 EXHIBIT 5 CONFIDENTIAL DISCLOSURE AGREEMENT This Agreement (the "Agreement") is entered into as of this 23rd day of June 1999 by and between SIBIA Neurosciences, Inc., having a business address of 505 Coast Boulevard South, Suite 300, La Jolla, CA...Confidential Disclosure Agreement • August 6th, 1999 • Sibia Neurosciences Inc • Pharmaceutical preparations • California
1 EXHIBIT 9 [SIBIA NEUROSCIENCES, INC. LETTERHEAD] August 6, 1999 To Our Stockholders: I am pleased to inform you that on July 30, 1999, SIBIA Neurosciences, Inc. (the "Company") entered into an Agreement and Plan of Merger (the "Merger Agreement")...Sibia Neurosciences Inc • August 6th, 1999 • Pharmaceutical preparations
