RALEIGH, N.C.--(BUSINESS WIRE)--Salix Pharmaceuticals, Ltd. (NASDAQ:SLXP) today announced that it has submitted to the U.S. Food and Drug Administration (FDA) a New Drug Application (NDA) seeking approval to market a 1100 milligram tablet formulation of balsalazide disodium (balsalazide tablet). Balsalazide disodium is the active ingredient in COLAZAL® Capsules 750 mg, the Company’s anti-inflammatory drug approved and marketed for the treatment of mildly to moderately active ulcerative colitis. Salix believes this application is subject to a 10-month review period.