A Study on the Safety of TAK-279 and Whether it Can Reduce Inflammation in the Bowel of Participants With Moderately to Severely Active Ulcerative Colitis

연구 개요

The main aim of this study is to learn if TAK-279 reduces bowel inflammation and symptoms compared to placebo. Another aim is to compare any medical problems that participants have when they take TAK-279 or placebo and how well the participants tolerate any problems. The participants will take capsules of either TAK-279 or placebo for up to 3 months (12 weeks). Then all the participants will receive TAK-279 for the rest of the treatment part of the study (1 year or 52 weeks). During the study, participants will visit their study clinic several times.