Allergan plc and KYTHERA Biopharmaceuticals, Inc. today announced that the U.S. Federal Trade Commission has granted early termination of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 with respect to Allergan's pending acquisition of KYTHERA. On July 6, 2015, each of Allergan and KYTHERA filed a Pre-Merger Notification and Report Form pursuant to the HSR Act with the Antitrust Division of the U.S. Department of Justice and the FTC.