About KYTHERA Biopharmaceuticals, Inc.KYTHERA Biopharmaceuticals, Inc. is a clinical-stage biopharmaceutical company focused on the discovery, development and commercialization of novel prescription products for the aesthetic medicine market. KYTHERA initiated its pivotal Phase III clinical program for ATX-101 in March 2012, and completed enrollment of more than 1,000 patients, randomized to ATX-101 or placebo, in 70 centers across the U.S. and Canada in August 2012. KYTHERA also maintains an active research interest in hair and fat biology. Find more information at www.kytherabiopharma.com. To the extent that statements contained in this press release are not descriptions of historical facts regarding KYTHERA, they are forward-looking statements reflecting the current beliefs and expectations of management made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995, including: that the interim results of Study ATX-101-11-26 are indicative of the final results of the study and the potential for ATX-101 entering the market as the first medical aesthetic drug approved for the reduction of submental fat and our expectations regarding the timing of reporting data from our ongoing U.S. and Canadian Phase III clinical trials of ATX-101. Such forward-looking statements involve substantial risks and uncertainties that could cause our clinical development programs, future results, performance or achievements to differ significantly from those expressed or implied by the forward-looking statements. Such risks and uncertainties include, among others, the uncertainties inherent in the clinical drug development process, the regulatory approval process, the development progress of our collaborative partners, our substantial dependence on ATX-101 and other matters that could affect the availability or commercial potential of our drug candidate. KYTHERA undertakes no obligation to update or revise any forward-looking statements. For a further description of the risks and uncertainties that could cause actual results to differ from those expressed in these forward-looking statements, as well as risks relating to the business of the Company in general, see KYTHERA’s reports filed with the Securities and Exchange Commission, including its Quarterly Report on Form 10-Q for the quarter ended September 30, 2012.