Idenix Pharmaceuticals to Present at Two Upcoming Investor Conferences

Idenix Pharmaceuticals to Present at Two Upcoming Investor Conferences

CAMBRIDGE, Mass., Feb. 26, 2013 (GLOBE NEWSWIRE) -- Idenix Pharmaceuticals,
Inc., (Nasdaq:IDIX) announced today that Idenix management will present a
corporate overview at the Cowen and Company 33rd Annual Health Care Conference
on March 4, 2013 at 2:50 p.m. ET at the Boston Marriott Copley Place and at
the Barclays Global Healthcare Conference on March 13, 2013 at 3:15 p.m. ET at
the Loews Miami Hotel.

The live and archived webcasts of the company presentations can be accessed
under "Events and Presentations" in the Idenix Investor Center at
www.idenix.com. Please log in approximately 5-10 minutes before each event to
ensure a timely connection. The archived replay will be available on the
Idenix website for two weeks following the conferences.

About Idenix

Idenix Pharmaceuticals, Inc., headquartered in Cambridge, Massachusetts, is a
biopharmaceutical company engaged in the discovery and development of drugs
for the treatment of human viral diseases. Idenix's current focus is on the
treatment of patients with chronic hepatitis C infection. For further
information about Idenix, please refer to http://www.idenix.com.

CONTACT: Idenix Pharmaceuticals Contacts:
         Kelly Barry (617) 995-9033  (media)
         Teri Dahlman (617) 995-9807 (investors)