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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the following Registration Statements (Form S-3 Nos. 333-179430 and 333-199885; and Form S-8 Nos. 333-184396, 333-165227, 333-165228, 333-165229, 333-165230, 333-165231, 333-189339, 333-189340, 333-197874, and 333-197875) of Ironwood Pharmaceuticals, Inc. and in the related Prospectuses of our reports dated February 18, 2015, with respect to the consolidated financial statements of Ironwood Pharmaceuticals, Inc., and the effectiveness of internal control over financial reporting of Ironwood Pharmaceuticals, Inc., included in this Annual Report (Form 10-K) for the year ended December 31, 2014.
| /s/ Ernst & Young LLP | ||
Boston, Massachusetts February 18, 2015 |
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM