Amendment to Offer Letter (May 12th, 2014)
This Amendment to Offer Letter (this Amendment), is entered into as of March 5, 2014 by and between Tetraphase Pharmaceuticals, Inc. (Tetraphase), having a place of business at 480 Arsenal Street, Suite 110, Watertown, MA 02472 and Patrick Horn, M.D. (the Executive), residing at 295 Commonwealth Ave., Newton, MA 02467. Tetraphase and the Executive are sometimes referred to herein collectively as the Parties and each individually as a Party.
Patrick Horn, M.D. (February 11th, 2013)
Patrick Horn, M.D. (November 16th, 2012)