A Study of Vedolizumab in Adults in Real-World Practice

This is a non-interventional, prospective study of participants with UC or CD who are prescribed and will start vedolizumab in the real word setting for the first time. This study will evaluate the safety and effectiveness of vedolizumab in a routine clinical practice setting under real world conditions. The study will enroll approximately 500 participants. The data will be prospectively collected, at the centers from routinely scheduled follow-up visits and recorded into electronic data capture (eDC). All participants will be enrolled in a single observational group: • Participants with UC or CD This multi-center trial will be conducted in China. The overall duration of the study will be approximately 72 weeks.