NCT07545772 A Study of Brenipatide (LY3537031) in Participants With Irritable Bowel Syndrome-Constipation (IBS-C)
| NCT ID | NCT07545772 |
| Status | Recruiting |
| Phase | Phase 2 |
| Sponsor | Eli Lilly and Company |
| Condition | Irritable Bowel Syndrome |
| Study Type | INTERVENTIONAL |
| Enrollment | 342 participants |
| Start Date | 2026-04-29 |
| Primary Completion | 2027-07 |
Eligibility & Interventions
Eligibility Fast-Check
Enter your details for a quick preliminary check. This does not replace medical advice.
What to Expect as a Participant
You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.
In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.
This trial targets 342 participants in total. It began in 2026-04-29 with a primary completion date of 2027-07.
⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.
Brief Summary
The purpose of this study is to evaluate how well brenipatide (LY3537031) is tolerated what side effects may occur, and the safety and efficacy in participants with Irritable Bowel Syndrome-Constipation (IBS-C). The study drug will be administered subcutaneously (SC) (under the skin) when compared with placebo. The study will last approximately 35 weeks.
Eligibility Criteria
Inclusion Criteria: * Meets Rome IV criteria for irritable bowel syndrome-constipation (IBS-C) including having more than 25% bowel movements with Bristol Stool Form Scale (BSFS) Types 1 or 2 and less than 25% of bowel movements with BSFS Types 6 or 7 * Based on the daily eDiary collection during the screening period: * Have average of worst abdominal pain score of ≥3.0 on a 0-to-10-point scale during the 14 consecutive days prior to randomization Exclusion Criteria: * Have a diagnosis of irritable bowel syndrome (IBS) with a subtype of diarrhea, mixed IBS, or unclassified IBS by the Rome IV criteria * Have a history of inflammatory or immune-mediated gastrointestinal disorders * Have a known clinically significant gastric emptying abnormality
Contact & Investigator
Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
✉ LillyTrials@Lilly.com📞 1-317-615-4559
Call 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)
STUDY DIRECTOR
Eli Lilly and Company
Frequently Asked Questions
Who can join the NCT07545772 clinical trial?
This trial is open to participants of all sexes, aged 18 Years or older, up to 75 Years, studying Irritable Bowel Syndrome. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.
What phase is the NCT07545772 trial and what does that mean for participants?
Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.
Is NCT07545772 currently recruiting?
Yes, NCT07545772 is actively recruiting participants. Contact the research team at LillyTrials@Lilly.com for enrollment information.
Where is the NCT07545772 trial being conducted?
This trial is being conducted at Louisville, United States.
Who is sponsoring the NCT07545772 clinical trial?
NCT07545772 is sponsored by Eli Lilly and Company. The principal investigator is Call 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) at Eli Lilly and Company. The trial plans to enroll 342 participants.