SAN MATEO, Calif., May 7, 2008 (PRIME NEWSWIRE) -- Pain Therapeutics, Inc. (Nasdaq:PTIE), a biopharmaceutical company, today reported financial results for the three months ended March 31, 2008. Net income for the quarter ended March 31, 2008 was $2.6 million, or $0.06 per share, compared to net income of $12.6 million, or $0.28 per share, in the first quarter of 2007.