Idenix Pharmaceuticals to Present at the 2012 Deutsche Bank Access BioFEST Conference

Idenix Pharmaceuticals to Present at the 2012 Deutsche Bank Access BioFEST
Conference

CAMBRIDGE, Mass., Nov. 26, 2012 (GLOBE NEWSWIRE) -- Idenix Pharmaceuticals,
Inc. (Nasdaq:IDIX) announced today that Idenix management will present in a
fireside chat at the 2012 Deutsche Bank Access BioFEST Conference on December
3, 2012 at 4:00 p.m. ET at the Four Seasons Hotel in Boston.

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

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)