Ironwood Pharmaceuticals, Inc. (NASDAQ: IRWD) will present a corporate update at the Cowen and Company 33 rd Annual Health Care Conference on Monday, March 4, 2013 at 4:10 p.m. Eastern Time at The Boston Marriott Copley Place. 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 time 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. Ironwood is located in Cambridge, Mass. To learn more, visit www.ironwoodpharma.com.