Ironwood and Allergan Announce New Drug Application for 72 mcg Linaclotide Has Been Accepted for FDA Review


Ironwood Pharmaceuticals, Inc.and Allergan plc announced that the U.S. FDA has accepted for review the supplemental New Drug Application (sNDA) for the 72 mcg dose of linaclotide for use in the treatment of adults with chronic idiopathic constipation (CIC).

The sNDA for the 72 mcg dose of linaclotide is based on efficacy and safety data from a double-blind, placebo-controlled Phase III clinical trial of 1,223 adult patients with CIC. The FDA Prescription Drug User Fee Act (PDUFA) target action date is expected to occur in early 2017.

If approved by the FDA, the 72 mcg dose of linaclotide would provide an additional treatment option for adult patients with CIC. Linaclotide is currently approved by theFDA for the treatment of adults with CIC as a 145 mcg capsule to be taken once per day. In addition, it is approved for the treatment of adults with irritable bowel syndrome with constipation (IBS-C) as a 290 mcg capsule to be taken once per day. Since FDA approval in December of 2012, more than 1 million unique patients have filled a prescription for linaclotide, according to IMS Health.

About Ironwood Pharmaceutical
Ironwood Pharmaceuticals is a commercial biotechnology company focused on creating medicines that make a difference for patients, building value for our fellow shareholders, and empowering our passionate team. We are advancing a pipeline of innovative medicines in areas of significant unmet need, including irritable bowel syndrome with constipation (IBS-C)/chronic idiopathic constipation (CIC), refractory gastroesophageal reflux disease, uncontrolled gout, and vascular and fibrotic diseases. We discovered, developed and are commercializing linaclotide, the U.S. branded prescription market leader in the IBS-C/CIC category, and we are applying our proven R&D and commercial capabilities to advance multiple internally-developed and externally-accessed product opportunities. Ironwood was founded in 1998 and is headquartered in Cambridge, Mass. For more information, please or; information that may be important to investors will be routinely posted in both these locations.

About Allergan
Allergan plc headquartered in Dublin, Ireland, is a unique, global pharmaceutical company and a leader in a new industry model – Growth Pharma.Allergan is focused on developing, manufacturing and commercializing innovative branded pharmaceuticals, high-quality generic and over-the-counter medicines and biologic products for patients around the world.

Allergan markets a portfolio of best-in-class products that provide valuable treatments for the central nervous system, eye care, medical aesthetics, gastroenterology, women's health, urology, cardiovascular and anti-infective therapeutic categories, and operates the world's third-largest global generics business, providing patients around the globe with increased access to affordable, high-quality medicines. Allergan is an industry leader in research and development, with one of the broadest development pipelines in the pharmaceutical industry and a leading position in the submission of generic product applications globally.

With commercial operations in approximately 100 countries, Allergan is committed to working with physicians, healthcare providers and patients to deliver innovative and meaningful treatments that help people around the world live longer, healthier lives.

For more information, visit Allergan's website at

LINZESS and CONSTELLA are trademarks owned by Ironwood Pharmaceuticals, Inc.  Any other trademarks referred to in this press release are the property of their respective owners. All rights reserved.

Allergan : Media Relations:
Mark Marmur 862-261-7558

Investor Relations:
Lisa DeFrancesco 862-261-7152

Ironwood Pharmaceuticals, Inc.:

Media Relations:
Trista Morrison 617-374-5095
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Investor Relations:
Mary T. Conway 617-768-2628
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