Xenon Pharmaceuticals Inc. (Xenon) is a clinical-stage biopharmaceutical company discovering and developing a pipeline of differentiated therapeutics for orphan indications. It has an integrated platform, which includes in-house capabilities for human genetics, small molecule drug discovery, and preclinical and clinical development. Its pharmaceutical partners include Teva Pharmaceutical Industries, Ltd. (Teva) (through its subsidiary, Ivax International GmbH), Genentech, Inc. (Genentech), and Merck & Co., Inc. (Merck) (through its affiliate, Essex Chemie AG).