SAN DIEGO, Oct. 25 /PRNewswire-FirstCall/ -- Arena Pharmaceuticals, Inc. (Nasdaq: ARNA - News) today announced it will report third quarter 2006 financial results after the NASDAQ Global Market closes on Wednesday, October 25, 2006. That same afternoon, Jack Lief, Arena's President and Chief Executive Officer, and Robert E. Hoffman, Arena's Vice President, Finance and Chief Financial Officer, will host a conference call at 5:00 p.m. Eastern Time (2:00 p.m. Pacific Time) to discuss the third quarter 2006 financial results and to provide a corporate update.