P517 One year effectiveness and safety of ustekinumab in Ulcerative Colitis: a multicentre real-world study from Italy

Background Efficacy and safety of ustekinumab for the treatment of Ulcerative colitis (UC) has been demonstrated in phase III clinical trials, but real world data are scarce. The aim of this study was to assess effectiveness and safety of ustekinumab in an Italian cohort of UC patients. Methods Data of patients with UC who started using ustekinumab were collected. Primary endpoint was steroid-free clinical remission at 24 and 52 weeks of...