Synergy Pharmaceuticals, Inc. is a biopharmaceutical company focused primarily on the development of drugs to treat gastrointestinal (GI), disorders and diseases. The Company�s lead product candidate is plecanatide, a guanylyl cyclase C (GC-C), receptor agonist, to treat GI disorders, primarily chronic constipation (CC), and constipation-predominant-irritable bowel syndrome (IBS-C). It is also developing SP-333, the second generation GC-C receptor agonist for the treatment of gastrointestinal inflammatory diseases, such as ulcerative colitis (UC). The Company�s active pharmaceutical ingredients (APIs) and the final formulated drug products are manufactured for it by third party contractors. As of December 31, 2011, the Company was developing plecanatide, a synthetic hexadecapeptide designed to mimic the actions of the GI hormone uroguanylin, for the treatment of CC and IBS-C. Plecanatide is an agonist of GC-C receptor.