EXHIBIT 4.4 CELLEGY PHARMACEUTICALS, INC. COMMON STOCK PURCHASE AGREEMENT THIS COMMON STOCK PURCHASE AGREEMENT (this "Agreement") is made and entered into as of July 23, 1997 by and among Cellegy Pharmaceuticals, Inc., a California corporation (the...Common Stock Purchase Agreement • September 19th, 1997 • Cellegy Pharmaceuticals Inc • Pharmaceutical preparations • California
