Disclosed are methods for treating gastrointestinal disorders, e.g., Crohn'sdisease, ulcerative colitis, and diverticu-lardisease, with a granulated mesalamine formulation. Some formulations usegranulated mesalamine in capsule form. Also in-cludedare methods to extend remission of ulcerative colitis by administration of aonce -daily dosage of granulated mesalamine.