SAN DIEGO--(BUSINESS WIRE)--Somaxon Pharmaceuticals, Inc. (NASDAQ:SOMX) today announced that Richard Pascoe, president and chief executive officer, will participate in a panel discussion at the RBC Capital Markets Healthcare Conference at the Westin Times Square Hotel in New York, on Wednesday, December 10, 2008 at 2:30 p.m. ET (11:30 a.m. PT).