VIBRANT Study of Vurolenatide in Adult Patients With Short Bowel Syndrome.
A Phase 2, Double-Blind, Double-Dummy, Placebo-Controlled, Multicenter Study of the Efficacy, Safety, and Tolerability of Vurolenatide in Adult Patients With Short Bowel Syndrome
Lead sponsor
Asset
Vurolenatide
Subcutaneous · GLP-1 agonist
Listed sites
6
Recruiting sites
-
Actual enrollment
12
Study population
Gastrointestinal (gastroparesis / short bowel / pancreatitis)
Eligibility highlights
-
Primary endpoint
•24hr total stool output volume
Registered trial locations
Locations reported to ClinicalTrials.gov for this trial snapshot. Site count is not enrollment count; per-site enrollment is not available from source.
Identifiers
Registered as
Timeline
Milestones
Assets
Investigational agents
Who this study enrolls
Who can enroll
Eligibility criteria
Key Inclusion Criteria:
Criteria for patient inclusion in this study are as follows:
1. Male and female adults with SBS secondary to surgical resection of small intestine
2. 18-75 years of age at the time of screening.
3. Female patients must be postmenopausal (at least 2 years prior to dosing) or surgically sterile or agree to use an acceptable form of birth control from screening until 30 days after last dose. If oral contraceptives are used, patients must have been on a stable dose for ≥6 months.
4. Male patients must agree to use an acceptable form of birth control during the study and for 30 days after the last dose. Male patients should not donate sperm for 90 days after last dose.
5. At least 6 months since last surgical bowel resection.
6. Patients may be on Parenteral Support [PS] (nutrition and/or fluid and electrolytes for at least some of their nutritional needs).
7. If on PS, stable administration of PS volume for 1 month (±20% vol) prior to enrollment [stable administration of PS volume confirmed by Medical Monitor].
8. Able to ingest solid or semi-solid foods and drink.
Key Exclusion Criteria:
Criteria for exclusion from participation in this study are presented below.
1. Pregnancy or lactation
2. Body mass index at screening <18 or >30 kg/m2
3. Clinically significant intestinal adhesions and/or chronic abdominal pain that can interfere with the conduct of the study
4. Active Crohn's disease or IBD (as evaluated by standard procedures employed by the investigator/institution). If in remission, must be ≥12 weeks of remission prior to screening
5. Inflammatory bowel disease patients who have NOT been on a stable drug treatment regimen for at least the past 3 months prior to screening
6. Visible blood in the stool within the last 3 months
7. Known heart failure or active coronary disease
8. Alcohol or drug abuse within the last 12 months by history, or a disqualifying positive urine drug test at screening.
9. Inadequate renal function as defined by serum creatinine <0.7 or >1.3 mg/dL (in men) and <0.6 or >1.1 mg/dL in women.
10. Personal or family history of medullary thyroid cancer.
11. History of pancreatitis
12. Any use of growth hormone, or growth factors such as native GLP-2 or GLP-2 analog (teduglutide) within the last 3 months
13. Use of antibiotics within the last 30 days
14. Patient not capable of understanding or not willing to adhere to the study visit schedules and other protocol requirements
Endpoints (4)
What's being measured
Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.
Coverage by outcome category
Patient-reported / QoL
1 endpointTo assess change from Baseline in Quality of Life
Time frame:10 weeks (including 6 weeks follow up)
change from baseline, improvement
Safety / tolerability / PK
1 endpointAssess the safety and tolerability of vurolenatide
Time frame:10 weeks (including 6 weeks follow up)
descriptive
Other (unclassified)
2 endpoints24hr total stool output volume
Time frame:10 weeks (including 6 weeks follow up)
descriptive
To assess the change from baseline in Patient Global Impression
Time frame:10 weeks (including 6 weeks follow up)
change from baseline, improvement
Provenance
Sources
Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the November 5, 2026 snapshot.