Achillion to Present at Two Upcoming Investor Conferences

Fri Mar 1, 2013 6:45am EST

* Reuters is not responsible for the content in this press release.

NEW HAVEN, Conn., March 1, 2013 (GLOBE NEWSWIRE) -- Achillion Pharmaceuticals, Inc. (Nasdaq:ACHN)
today announced that members of the senior management team will be presenting a company overview
at two upcoming investor conferences:

* Cowen and Company 33rd Annual Health Care Conference on Monday, March 4, 2013 at 2:50 p.m. ET at
The Boston Marriott Copley Place in Boston, MA; and
* Barclay Global Healthcare Conference on Wednesday, March 13, 2013 at 8:00 a.m. ET at the Loews
Miami Hotel in Miami, FL.

The live audio broadcasts and the subsequent archived webcasts of the Company's presentations will
be available on the Company's website, , under
the "News Center" section. 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 an innovative pharmaceutical company dedicated to bringing important new treatments
to patients with infectious disease. Achillion's proven discovery and development teams have
advanced multiple product candidates with novel mechanisms of action. Achillion is focused on
solutions for the most challenging problems in infectious disease including hepatitis C and
resistant bacterial infections. For more information on Achillion Pharmaceuticals, please visit
 or call 1-203-624-7000.

CONTACT: Company Contact:
         Glenn Schulman
         Achillion Pharmaceuticals, Inc.
         Tel. (203) 624-7000
         Mary Kay Fenton
         Achillion Pharmaceuticals, Inc.
         Tel. (203) 624-7000
         Christin Culotta Miller
         Ogilvy PR
         Tel. (212) 880-5264
         Seth Lewis
         The Trout Group, LLC
         Tel. (646) 378-2952