SAN MATEO, Calif., Dec. 11, 2007 (PRIME NEWSWIRE) -- Pain Therapeutics, Inc. (Nasdaq:PTIE) today announced the appointment of Patrick J. Scannon, M.D., Ph.D., to the Company's Board of Directors as an independent director effective December 7, 2007. Dr. Scannon replaces Mr. Vernon Loucks, who will remain a close advisor to the Company.