Ironwood Pharmaceuticals, Inc. (NASDAQ: IRWD) will present at the Cowen and Company 31st Annual Health Care Conference on Monday, March 7, 2011 at 1:45 p.m. Eastern Time at the Marriott Copley Place in Boston.

A live webcast of Ironwood’s presentation will be accessible through the Investors section of the company’s website at www.ironwoodpharma.com. To access the webcast, please log on to the Ironwood website approximately 15 minutes prior to the start of the presentation to ensure adequate time for any software downloads that may be required. A replay of the webcast will be available on Ironwood’s website for 14 days following the conference.

About Ironwood Pharmaceuticals

Ironwood Pharmaceuticals (NASDAQ: IRWD) is an entrepreneurial pharmaceutical company dedicated to the art and science of great drugmaking. Linaclotide, Ironwood’s GC-C agonist, is in Phase 3 clinical development for the treatment of irritable bowel syndrome with constipation (IBS-C) and chronic constipation. The efficacy portion of linaclotide’s development program has been completed and will support the NDA submission for both indications, as well as the MAA submission for the IBS-C indication. Ironwood also has a growing pipeline of additional drug candidates in earlier stages of development. Ironwood is located in Cambridge, Mass. To learn more, visit www.ironwoodpharma.com.