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Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight

A Phase 3b, Randomized, Multicenter, Controlled Study of Mirikizumab and Placebo or Mirikizumab Concomitantly Administered With Tirzepatide in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06937099
Acronym
COMMIT-CD
Enrollment
290
Registered
2025-04-22
Start date
2025-06-26
Completion date
2028-05-01
Last updated
2026-09-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Crohn's Disease, Obesity or Overweight

Brief summary

The main purpose of this study is to evaluate the efficacy and safety of mirikizumab and placebo compared with mirikizumab and concomitantly administered tirzepatide in adult participants with moderately to severely active CD and obesity, or overweight. The maximum duration of this study is up to 61 weeks.

Interventions

DRUGMirikizumab

Administered IV

DRUGTirzepatide

Administered SC

DRUGPlacebo

Administered SC

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Masking description

Mirikizumab will be open label, tirzepatide and placebo to match will be blinded.

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Have a confirmed diagnosis of Crohn's disease (CD) or perianal fistulizing CD * Have obesity body mass index 30 kilograms per meter squared (BMI ≥30 kg/m²), or overweight (BMI ≥27 kg/m2 to \<30 kg/m²) and in the presence of at least 1 weight-related comorbid conditions: * hypertension * Type 2 diabetes mellitus (T2DM) * dyslipidemia * obstructive sleep apnea, or * cardiovascular disease. * Have moderately to severely active CD defined by a CDAI score of at least 220 at baseline. * Have a centrally read Simple Endoscopic Score for Crohn's Disease (SES-CD) score ≥6 for patients with ileal-colonic or ≥4 for patients with isolated ileal disease within 21 days before the first dose of study treatment. * Participants with a history of CD for ≥8 years involving only or predominantly the colon must have documented negative results for colorectal dysplasia and cancer within 1 year prior to baseline. * Demonstrated inadequate response, loss of response or intolerance to at least one protocol-specified conventional or advanced CD therapy

Exclusion criteria

* Have a current diagnosis of Ulcerative Colitis (UC), inflammatory bowel disease-unclassified (formerly known as indeterminate colitis), or primary sclerosing cholangitis. * Have more than 2 missing segments of the following 5 segments: terminal ileum, ·right colon, transverse colon, ·left colon, and rectum. * Currently have or are suspected to have an abscess. * Have a stoma, ileoanal pouch, or ostomy. * Have a history of more than 3 small bowel resections, total resection of small bowel greater than 100 centimeters (cm), diagnosis of short bowel syndrome, or any intestinal or non-intestinal intra-abdominal surgery within 3 months of baseline. * Have a diagnosis of Type 1 Diabetes Mellitus (T1DM) or have insulin-treated T2DM. * Have a history of severe hypoglycemia and/or hypoglycemia unawareness within the 6 months prior to screening. * Have had more than 5% body weight change in the past 3 months * Have a current or recent acute, active infection.

Design outcomes

Primary

MeasureTime frameDescription
Percentage of Participants Who Simultaneously Achieve Clinical Remission by Crohn's Disease Activity Index (CDAI), Endoscopic Remission, and at least 10% Weight ReductionWeek 52Percentage of participants who simultaneously achieve clinical remission by CDAI, endoscopic remission and at least 10% weight reduction.

Secondary

MeasureTime frameDescription
Change from Baseline in Inflammatory Bowel Disease Questionnaire (IBDQ)Baseline, Week 52Change from baseline in inflammatory bowel disease questionnaire (IBDQ).
Percentage of Participants Who Achieve at Least a 10% Reduction in Body WeightWeek 52Percentage of participants who achieve at least a 10% reduction in body weight.
Percentage of Participants Who Achieve Corticosteroid-free Clinical Remission by CDAI Among Participants Who Used Corticosteroids at BaselineWeek 52Percentage of participants who achieve corticosteroid-free clinical remission by CDAI among participants who used corticosteroids at baseline.
Percentage of Participants Who Achieved Maintenance of Clinical Remission by CDAIWeek 52Percentage of participants who achieve maintenance of clinical remission by CDAI.
Percentage of Participants Who Achieved Maintenance of Endoscopic RemissionWeek 52Percentage of participants who achieve maintenance of endoscopic remission.
Percentage of Participants Who Simultaneously Achieve Clinical Remission by CDAI and Endoscopic RemissionWeek 24, 52Percentage of participants who simultaneously achieve clinical remission by CDAI and endoscopic remission.

Countries

Austria, Belgium, Brazil, Bulgaria, Canada, Czechia, Denmark, France, Germany, Greece, Hungary, Israel, Italy, Mexico, Netherlands, Poland, Puerto Rico, Romania, Slovakia, Spain, Turkey (Türkiye), United States

Contacts

CONTACTTrial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
LillyTrials@Lilly.com1-317-615-4559
CONTACTPhysicians interested in becoming principal investigators please contact
clinical_inquiry_hub@lilly.com
STUDY_DIRECTORCall 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

Eli Lilly and Company

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 5, 2026