Tetraphase Pharmaceuticals, Inc. announced the addition of Jeffrey A. Chodakewitz, M.D. to the company's Board of Directors. Dr. Chodakewitz brings more than 30 years' experience in infectious disease clinical research and development to the Board. Dr. Chodakewitz currently serves as Senior Vice President and Chief Medical Officer of Vertex Pharmaceuticals, where he oversees all global clinical development programs, medical affairs and other related functions.

Prior to joining Vertex, Dr. Chodakewitz spent more than 20 years at Merck & Co. where he held a variety of roles including Vice President of Clinical Research -- Infectious Diseases & Vaccines, Vice President of Clinical Pharmacology/Early Stage Development, Senior Vice President of Late Stage Development, and Senior Vice President of Global Scientific Strategy (Infectious Diseases, Respiratory/Immunology).