KYTHERA Biopharmaceuticals, Inc. (KYTHERA) is a clinical-stage biopharmaceutical company engaged in the discovery, development and commercialization of prescription products for the aesthetic medicine market. The Company's initial focus is on the facial aesthetics market. The Company's product candidate is ATX101, an injectable drug in late-stage clinical development for the treatment of submental fullness associated with submental fat, which commonly presents as an undesirable double chin. ATX101 is a formulation of a purified synthetic version of deoxycholic acid. The Company has completed Phase III clinical trials for ATX101 and has made regulatory filings outside the United States, in Canada, Switzerland and Australia.