A Study of the Efficacy and Safety of Upadacitinib (ABT-494) in Participants With Moderately to Severely Active Crohn's Disease Who Have Inadequately Responded to or Are Intolerant to Biologic Therapy
Conditions
Interventions
- DRUG: Matching Placebo for Upadacitinib
- DRUG: Upadacitinib
Sponsor
AbbVie