궤양성 대장염 또는 크론병 성인 환자 대상 복수 약물 연구(IIBD 마스터 프로토콜)

Study IIBD is a master protocol that will support a collection of individual sub studies that share key design components. Participants will be assigned to the appropriate study prior to randomization to a treatment group. The studies aim to evaluate the efficacy and safety of new treatments in adults with moderately to severely active ulcerative colitis or Crohn's disease and will last at least 62 weeks.