Overview The Colitis Once Daily Asacol Study Status: Completed Trial end date: 2010-09-01 Target enrollment: Participant gender: Summary The purpose of this study is to compare the safety and effectiveness of dosing mesalazine 800 mg tablets (AsacolĀ®) at 2.4 g once daily versus divided doses three times daily in the maintenance of remission of ulcerative colitis. Phase: Phase 3 Details Lead Sponsor: Cardiff and Vale University Health BoardCollaborator: Procter and GambleTreatments: Mesalamine