Irritable bowel syndrome trials in United States

In United States 46 Also abroad 159

10 of 46 trials · From ClinicalTrials.gov, checked 13 November 2026. Ask the study team whether a trial fits you.

No phaseTaking people
Mucosal and Microbiota Changes During Acute Campylobacteriosis
Where
Rochester
Age
18 years to 80 years
People
150
Run by
Mayo Clinic
See details and how to joinNCT03223077
No phaseTaking people
Indiana University Gastrointestinal Motility Diagnosis Registry
Where
Indianapolis
People
5,000
Run by
Indiana University
See details and how to joinNCT04506593
No phaseEnrolling by invitation
Enabling Microbiomics- Driven Personalized Nutrition
Where
Rochester
Age
18 years and over
People
4,001
Run by
Mayo Clinic
See details and how to joinNCT06657001
No phaseNot yet taking people in United States
Naturopathic Approaches to Ulcerative Colitis
Where
Portland
Age
18 years and over
People
50
Run by
National University of Natural Medicine
See details and how to joinNCT07521904
No phaseEnrolling by invitation
Specimen and Data Collection for a Novel Biomarker Combination for the Differential Diagnosis of Inflammatory Bowel Disease and Irritable Bowel Syndrome.
Where
Minneapolis
Age
2 years and over
People
300 worldwide
Run by
DiaSorin Inc.
See details and how to joinNCT07471490
No phaseTaking people
Drug Interaction Potential of Pro-Inflammatory Conditions
Where
Indianapolis
Age
12 years to 99 years
People
150
Run by
Indiana University
See details and how to joinNCT07360938
No phaseTaking people
Diet and Motility in IBS
Where
Philadelphia
Age
8 years to 18 years
People
90
Run by
Children's Hospital of Philadelphia
See details and how to joinNCT07283341
No phaseTaking people
Assessing Symptom and Mood Dynamics in Pain Using the Smartphone Application SOMA
Where
Providence
Age
18 years and over
People
800
Run by
Brown University
See details and how to joinNCT05754190
No phaseTaking people
Prospective Observational Study of Naturopathic Approaches to IBS
Where
Portland
Age
18 years and over
People
50
Run by
National University of Natural Medicine
See details and how to joinNCT06721624
No phaseTaking people
Capsule Microbiota Sampling in IBS/Functional Gastrointestinal Disease
Where
Redwood City
Age
18 years to 70 years
People
40
Run by
Stanford University
See details and how to joinNCT06215222