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Recruiting NCT07545772

A Study of Brenipatide (LY3537031) in Participants With Irritable Bowel Syndrome-Constipation (IBS-C)

Phase II Interventional Irritable Bowel Syndrome Constipation

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: LY3537031, Placebo.
Who it may be relevant to
Registry conditions: Irritable Bowel Syndrome, Constipation. Basic parameters: 18 years — 75 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
United States, Belgium, Canada, China, Japan +3
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Official title

A Phase 2, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Brenipatide in the Treatment of Adult Participants With IBS-C

Overview

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.

Interventions

  • Drug LY3537031
    Administered SC.
  • Drug Placebo
    Administered SC.

Primary outcome measures

  • Percentage of Participants with a Weekly Composite Clinical Response for at Least 50 Percent (%) of Weeks [Time frame: Week 9 to 16]
Secondary outcome measures (2)
  • Percentage of Participants with a Weekly Abdominal Pain Response for at Least 50% of Weeks [Time frame: Week 9 to 16]
  • Percentage of Participants with a Weekly Complete Spontaneous Bowel Movement (CSBM) for at Least 50% of Weeks [Time frame: Week 9 to 16]

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

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: No

Study design

Allocation
Randomized
Model
Parallel assignment
Masking
Double blind
Primary purpose
Treatment

Study locations

United States · 14 centers
  • Del Sol Research Management - Mesa — Mesa
  • Smart Cures Clinical Research — Anaheim
  • Om Research LLC — Lancaster
  • United Medical Doctors - Los Alamitos — Los Alamitos
  • Encore Medical Research — Hollywood
  • Springfield Clinic - First — Springfield
  • Gastroenterology Health Partners — New Albany
  • Gastroenterology Health Partners — Louisville
  • … and 6 more centers
China · 12 centers
  • Binzhou Medical University Hospital — Binzhou
  • Sichuan Provincial People's Hospital — Chengdu
  • The First Affiliated Hospital, Sun Yat-sen University — Guangzhou
  • Zhejiang Hospital of Traditioal Chinese Medicine — Hangzhou
  • The Second Affiliated Hospital of University of South China — Hengyang
  • Huizhou Central People's Hospital — Huizhou
  • Huzhou Central Hospital — Huzhou
  • Meihekou Central Hospital — Meihekou
  • … and 4 more centers
Belgium · 10 centers
  • Sint Vincentius Ziekenhuis — Antwerp
  • AZ Sint-Lucas — Bruges
  • UZ Brussel — Brussels
  • Antwerp University Hospital — Edegem
  • AZ Maria Middelares — Ghent
  • AZ Sint-Lucas — Ghent
  • UZ Gent — Ghent
  • UZ Leuven — Leuven
  • … and 2 more centers
Mexico · 8 centers
  • Scientia Investigacion Clinica Tj — Ciudad de Tijuana
  • Centro de Investigación y Gastroenterología - S.C. — Mexico City
  • Centro de Investigación Clinica Chapultepec — Mexico City
  • Hospital Juarez de Mexico — Mexico City
  • Kohler & Milstein Research S.A. De C.V. — Mérida
  • CIMAB SA de CV — Torreón
  • FAICIC S. de R.L. de C.V. — Veracruz
  • Núcleo de Investigación Médica Sur de Guadalajara — Zapopan
Spain · 8 centers
  • Hospital Universitari Vall d'Hebron — Barcelona
  • EAP Osona Sud - Alt Congost S.L.P — Centelles
  • Hospital Universitario Virgen Nieves — Granada
  • Hospital Clinico San Carlos — Madrid
  • Hospital Universitario Puerta de Hierro Majadahonda — Madrid
  • Hospital Costa del Sol — Marbella
  • Hospital Universitario de Salamanca - Complejo Asistencial Universitario de Salamanca — Salamanca
  • Clínica Gaias - Santiago — Santiago de Compostela
United Kingdom · 8 centers
  • Cheadle Community Hospital — Cheadle
  • HMC Health Group - Meadows Centre for Health — Hounslow
  • EMS Healthcare — Macclesfield
  • Royal Victoria Infirmary — Newcastle upon Tyne
  • Newquay Health Centre — Newquay
  • Woodstock Bower Surgery — Rotherham
  • Brockwood Medical Practice — Surrey
  • King's Mill Hospital — Sutton in Ashfield
Canada · 5 centers
  • Bluewater Clinical Research Group Inc. — Sarnia
  • Scarborough Center for Inflammatory Bowel Disease — Scarborough
  • ClinSurge Research - LMC Scarborough / Malvern Medical Centre — Scarborough
  • Stouffville Medical Research Institute Inc. — Stouffville
  • Canadian Phase Onward — Toronto
Japan · 5 centers
  • Tokyo-Eki Center-building Clinic — Chūōku
  • Tokai University Hospital — Isehara
  • Aono Clinic — Kobe
  • Sapporo Odori Endoscope Clinic — Sapporo
  • Nishi-Shinjuku Kisaragi Clinic — Shinjuku-Ku

Identifiers

NCT: NCT07545772 · 27821 · J2S-MC-GZMT · 2025-524974-41-00

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗