Actively Recruiting
A Phase 2b3 Randomized, Double-blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Icotrokinra in Moderately to Severely Active Crohns Disease
Led by Janssen Research & Development, LLC · Updated on 2026-06-05
1092
Participants Needed
363
Research Sites
211 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
Researchers are evaluating how well icotrokinra works and how safe it is for people with moderately to severely active Crohns disease, a condition that causes long-term inflammation in the intestines. This study is a Phase 2b3 trial that aims to understand both the effectiveness and safety of icotrokinra in treating this condition. Participants will receive icotrokinra or a matching placebo orally every day during the induction period lasting up to 12 weeks. Those who respond to the treatment at Week 12 may continue with different dosing options of icotrokinra or placebo during a maintenance phase up to Week 40. Following this, eligible participants can join a long-term extension study to further monitor treatment effects. During the study, participants will undergo evaluations of their clinical response, remission, and endoscopic response at Weeks 12 and 40 using established disease activity scores. Researchers will monitor safety by tracking adverse events up to 4 weeks after the last dose. The study includes regular assessments through endoscopy, patient-reported outcomes, and laboratory tests to measure how the disease and treatment effects progress.
CONDITIONS
Brief Title
A Study of Icotrokinra in Participants With Moderately to Severely Active Crohn's Disease
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Diagnosis of Crohn's disease established at least 12 weeks before screening with endoscopic and histopathology confirmation
- Moderately to severely active Crohn's disease based on CDAI scores between 220 and 450
- Active ileal and/or colonic Crohn's disease with SES-CD scores of 6 or higher for colonic disease or 4 or higher for isolated ileal disease
- Female participants of childbearing potential must have negative pregnancy tests at screening and before treatment and agree to ongoing pregnancy testing
- Inadequate response or intolerance to conventional therapy and either naïve to advanced therapies or inadequate responder to advanced therapies
You will not qualify if you...
- Complications of Crohn's disease such as symptomatic strictures, stenoses, or short gut syndrome that may require surgery during the study
- Presence of a stoma or ostomy
- Colonic resection within 24 weeks prior to baseline or major surgery within 12 weeks prior to baseline
- Presence of adenomatous colon polyps outside known colitis areas not removed before randomization
Research Team
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Study Contact
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