Ocera Therapeutics, Inc. is a clinical-stage biopharmaceutical company. The Company is focused on acute and chronic orphan liver diseases. The Company is focused on the development and commercialization of its clinical candidate, OCR-002, for the treatment of hepatic encephalopathy (HE). OCR-002 is a molecule, ornithine phenylacetate, which functions as an ammonia scavenger. It is conducting a randomized, placebo-controlled double blind Phase IIb clinical trial to evaluate the efficacy of intravenous administration of OCR-002 IV formulation in reducing the severity of HE symptoms among HE patients. The Company also conducted a Phase IIa investigator-sponsored trial of OCR-002 in Spain in patients with upper gastrointestinal bleeding associated with liver cirrhosis. It is developing an oral form of OCR-002 to provide continuity of care for HE patients, where the intravenous form is used for hospital-based acute care and the oral form for chronic maintenance care post discharge.