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Completed Phase 4 Interventional

Hydrogen Breath Test an Instrument to Predict Rifaximin-Response in Irritable Bowel Syndrome Predominant Diarrhea

ClinicalTrials.gov ID: NCT03729271

Public ClinicalTrials.gov record NCT03729271. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 18, 2026, 12:13 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

The Role of Breath Testing in Enriching the Likelihood of Response to Rifaximin in Patients With Diarrhea IBS

Study identification

NCT ID
NCT03729271
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
University of Michigan
Other
Enrollment
148 participants

Conditions and interventions

Interventions

  • Glucose and lactulose hydrogen breath testing Device
  • Rifaximin Drug

Device · Drug

Eligibility (public fields only)

Age range
18 Years to 80 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 8, 2020
Primary completion
Dec 31, 2025
Completion
Dec 31, 2025
Last update posted
Jan 11, 2026

2020 – 2026

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Michigan Ann Arbor Michigan 48109

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03729271, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 11, 2026 · Synced May 18, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03729271 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →