Salix Pharmaceuticals, Ltd. is a specialty pharmaceutical company dedicated to acquiring, developing and commercializing prescription drugs and medical devices used in the treatment of a variety of gastrointestinal disorders, which are those affecting the digestive tract. As of December 31, 2012, the Company�s products included XIFAXAN, MOVIPREP, APRISO, RELISTOR, OSMOPREP, SOLESTA, DEFLUX, FULYZAQ, GIAZO, METOZOLV ODT, AZASAN, ANUSOL-HC, PROCTOCORT, PEPCID, DIURIL and COLAZAL. As of December 31, 2012, its primary product candidates under development included Rifaximin, Methylnaltrexone bromide oral, Budesonide foam and Rifaximin EIR. In January 2014, Salix Pharmaceuticals, Ltd. acquired Santarus, Inc. In January 2014, Salix Pharmaceuticals, Ltd. acquired Santarus, Inc.