VelosBio to be Acquired by Merck…

NEW HAVEN, Conn., June 22, 2011 (GLOBE NEWSWIRE) — Achillion Pharmaceuticals, Inc. (Nasdaq:ACHN) today announced that the Company has initiated patient dosing in segment 2 of its Phase 2 clinical trial of ACH-1625 for the treatment of hepatitis C virus (HCV) for genotype 1 treatment naïve HCV-infected patients. ACH-1625, discovered and advanced by Achillion, is a potent small molecule inhibitor of HCV protease, an enzyme necessary for viral replication.