Ironwood Pharmaceuticals is a leading gastrointestinal (GI) healthcare company on a mission to advance the treatment of GI diseases and redefine the standard of care for GI patients.

https://investor.ironwoodpharma.com/press-releases/press-release-details/2014/Ironwood-Receives-Notice-of-Allowance-for-Methods-of-Use-Formulation-Patent-Expected-to-Extend-LINZESS-Patent-Protection-Through-2031/default.aspx