ARYx Therapeutics Schedules Third Quarter 2009 Results Conference Call

ARYx Therapeutics Inc (NASDAQ:ARYX), a biopharmaceutical company, announced today that a conference call to discuss third quarter 2009 results and to provide a general business update will be held on Thursday, November 12, 2009 at 8:00 a.m. Pacific Time.

The dial-in information for the call is as follows:

Dial In: 877-718-5101
Dial In (International): 719-325-4797
Passcode (if requested): 6435509

Preregistration is not required. This call is also being Webcast and will be available live via the Internet by accessing the ARYx Therapeutics’ Website at www.aryx.com. Replays of the call will be available through December 15, 2009 at ARYx’s Website.

About ARYx Therapeutics, Inc.

ARYx Therapeutics is a biopharmaceutical company focused on developing a portfolio of internally discovered products designed to eliminate known safety issues associated with well-established, commercially successful drugs. ARYx uses its RetroMetabolic Drug Design technology to design structurally unique molecules that retain the efficacy of these original drugs but are metabolized through a potentially safer pathway to avoid specific adverse side effects associated with these compounds. ARYx currently has four products in clinical development: an oral anti-arrhythmic agent for the treatment of atrial fibrillation, budiodarone (ATI-2042); an oral anticoagulant agent for patients at risk for the formation of dangerous blood clots, tecarfarin (ATI-5923); a prokinetic agent for the treatment of various gastrointestinal disorders, ATI-7505; and, an agent for the treatment of schizophrenia and other psychiatric disorders, ATI-9242. Please visit our Website at www.aryx.com for additional information.