The primary objectives of this study are to evaluate the safety and efficacy of filgotinib in the induction and maintenance treatment of moderately to severely active ulcerative colitis (UC) in participants who are biologic-naive and biologic-experienced.
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Study Coordinators and Research Nurses cannot give medical advice over the phone. Telephone numbers and email addresses are provided for obtaining additional information on specific research studies only. If you have specific questions which require clinical expertise, please call your primary care physician.