LAS VEGAS, Aug. 2, 2007 (PRIME NEWSWIRE) -- Samaritan Pharmaceuticals, Inc. (AMEX:LIV), a developer of innovative drugs, announced today that Dr. Thomas Lang, its Chief Drug Development Officer, will speak at the 12th annual International Business Communication (IBC) World Congress. The conference is focusing on Drug Discovery & Development of Innovative Therapeutics, and Dr. Lang is presenting Samaritan’s lead Alzheimer’s drug SP-233 as a new and novel Alzheimer’s therapy on Aug. 7, 2007 at 9:30 EDT.