EPIX Pharmaceuticals, Inc., a biopharmaceutical company, engages in the discovery and development of therapeutics through the use of its proprietary silico drug discovery technology to treat diseases of the central nervous system and lung conditions. Its therapeutic product candidates in development PRX-08066, a small-molecule inhibitor that completed Phase II clinical trials for the treatment of pulmonary arterial hypertension and pulmonary hypertension associated with chronic obstructive pulmonary disease; and PRX-07034, which completed Phase I studies for the treatment of cognitive impairment associated with schizophrenia. The company also offers Vasovist, an injectable intravascular contrast agent to provide enhanced imaging of the vascular system using magnetic resonance angiography. It has collaborations with SmithKline Beecham Corporation, Amgen Inc., and Cystic Fibrosis Foundation Therapeutics, Incorporated. The company was formerly known as EPIX Medical, Inc. and changed its name to EPIX Pharmaceuticals, Inc. in 2004. EPIX Pharmaceuticals, Inc. was founded in 1988 and is based in Lexington, Massachusetts. As of July 20, 2009, EPIX Pharmaceuticals, Inc. is in liquidation.