Achillion to Present at Baird, Morgan Stanley Conferences

Achillion Pharmaceuticals, Inc.

announced today that Milind Deshpande, Ph.D., President and Chief Executive Officer of Achillion, will present a corporate overview at two upcoming investor conferences: Baird 2015 Healthcare Conference on Wednesday, September 9, 2015 at 12:15 p.m. ET at the New York Palace Hotel in New York, NY; and Morgan Stanley Global Healthcare Conference on Thursday, September 17, 2015 at 10:35 a.m. ET at The Grand Hyatt Hotel in New York, NY. The live audio and subsequent archived webcasts of the Company's presentations will be accessible from the Company's investor relations website, http://ir.achillion.com. The audio recording will be archived for 30 days following the live presentation. Please connect to Achillion's website several minutes prior to the start of the presentation to ensure adequate time for any software downloads that may be necessary. About Achillion Pharmaceuticals Achillion is seeking to apply its expertise in biology and structure-guided design and a deep understanding of patient and clinician needs to develop innovative treatment solutions aimed at improving patients' lives. The company's scientific excellence, integrated capabilities and experienced team position it to successfully achieve