NEW HAVEN, Conn., May 4, 2011 (GLOBE NEWSWIRE) -- Achillion Pharmaceuticals, Inc. (Nasdaq:ACHN), a leader in the discovery and development of small molecule drugs to combat the most challenging infectious diseases, today reported financial results for the three months ended March 31, 2011. For the first quarter of 2011, the Company reported a net loss of $10.1 million or $0.17 per share, compared with a net loss of $5.6 million or $0.16 per share for the first quarter of 2010. Cash, cash equivalents and marketable securities as of March 31, 2011 were $46.4 million.