Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 11, 2026, 12:15 AM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Enrolling by invitation No phase listed Observational

Enabling Microbiomics- Driven Personalized Nutrition

NCT06657001
Conditions
Inflammatory Bowel Disease (IBD), Irritable Bowel Syndrome (IBS), Celiac Disease, Diarrhea, Constipation, Microbiome, Crohn's Disease, UC - Ulcerative Colitis, Microscopic Colitis, Functional Dyspepsia
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
4,001 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Irritable Bowel Syndrome
Interventions
IBS Group, Healthy Control Group
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Villanova, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers Results available

Gastrointestinal Myoelectric Activity Protocol, the G-Tech EEnG Protocol

NCT01697397
Conditions
Gastrointestinal Diseases
Interventions
Recording of Myoelectric Signals
Device
Lead sponsor
G-Tech Corporation
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Mountain View, California
Conditions
Colorectal Cancer, Hepatobiliary Cancer, Gynecologic Cancer
Interventions
Moderate continuous exercise, High intensity interval exercise
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Irritable Bowel Syndrome With Diarrhea
Interventions
ORP-101, Placebo
Drug
Lead sponsor
OrphoMed, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
74
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 61 more
Completed Not applicable Interventional

Elemental Diet and Gut Microbiome

NCT05978973
Conditions
Irritable Bowel Syndrome
Interventions
Elemental Diet
Dietary Supplement
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Results available

SH-DS01 on Fecal Metagenomic Stability

NCT04598295
Conditions
Irritable Bowel Syndrome
Interventions
DS-01
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Observational Study of Control Participants for the MAPP Research Network

NCT01098292
Conditions
Fibromyalgia, Irritable Bowel Syndrome, Fatigue Syndrome, Chronic
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
615 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
8
States / cities
Birmingham, Alabama • Los Angeles, California • Stanford, California + 5 more
Conditions
IBS - Irritable Bowel Syndrome
Interventions
Drink Poppi Soda
Dietary Supplement
Lead sponsor
Drink Poppi
Industry
Eligibility
18 Years to 45 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Anxiety Disorder, Cognitive/Functional Effects, Colorectal Cancer, Depression, Fatigue, Psychosocial Effects of Cancer and Its Treatment, Sleep Disorders, Excercise
Interventions
exercise intervention, counseling intervention, Educational Intervention, laboratory biomarker analysis, questionnaire administration, study of socioeconomic and demographic variables, fatigue assessment and management, quality-of-life assessment, Fitness testing
Behavioral · Other · Procedure
Lead sponsor
Canadian Cancer Trials Group
Network
Eligibility
18 Years and older
Enrollment
889 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2026
U.S. locations
3
States / cities
Detroit, Michigan • Lebanon, New Hampshire • Chapel Hill, North Carolina
Conditions
Functional Bowel Disorders
Interventions
Quetiapine (50 mg/day-100mg/day)
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Irritable Colon, Irritable Bowel Syndrome (IBS)
Interventions
Alosetron
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older · Female only
Enrollment
702 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
177
States / cities
Birmingham, Alabama • Calera, Alabama • Tuscaloosa, Alabama + 149 more
Conditions
Migraine, Irritable Bowel Syndrome, Headache, Migraine
Interventions
Lactobacillus plantarum (CECT7484 and CECT7485)/ Pediococcus acidilactici (CECT7483), Placebo Comparator: Placebo
Dietary Supplement · Other
Lead sponsor
Scripps Health
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
La Jolla, California
Conditions
Irritable Colon
Interventions
talnetant
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
741 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
70
States / cities
Chandler, Arizona • Phoenix, Arizona • North Little Rock, Arkansas + 63 more
Conditions
Crohn Disease
Interventions
Capsule Endoscopy
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
24
States / cities
Mobile, Alabama • Scottsdale, Arizona • Jacksonville, Florida + 20 more
Conditions
Irritable Bowel Syndrome Characterized by Constipation
Interventions
Linaclotide 290 micrograms, Matching placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years and older
Enrollment
803 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
111
States / cities
Birmingham, Alabama • Hueytown, Alabama • Huntsville, Alabama + 94 more
Completed Not applicable Interventional Accepts healthy volunteers

Characterization of Pain Processing Mechanisms in Irritable Bowel Syndrome

NCT00100425
Conditions
Irritable Bowel Syndrome
Interventions
Viceral Perception Testing
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 72 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2000
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Irritable Bowel Syndrome With Diarrhea (IBS-D)
Interventions
MD-7246, Placebo
Drug
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
80
States / cities
Huntsville, Alabama • Phoenix, Arizona • North Little Rock, Arkansas + 65 more
Conditions
Irritable Bowel Syndrome
Interventions
FODMAP diet
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Ann Arbor, Michigan
Conditions
Chronic Pain, Acute Pain, Post Operative Pain, Fibromyalgia, Primary, Fibromyalgia, Secondary, Fibromyalgia, Irritable Bowel Syndrome, Chronic Headache Disorder, Chronic Migraine, Chronic Pelvic Pain Syndrome, Temporomandibular Joint Disorders, Endometriosis-related Pain, Arthritis, Chronic Low-back Pain, Failed Back Surgery Syndrome, Post Herpetic Neuralgia, Neuropathic Pain, Painful Diabetic Neuropathy, Painful Bladder Syndrome, Trauma-related Wound, Trauma, Multiple, Chronic Pain Syndrome, Chronic Shoulder Pain
Interventions
SOMA pain manager smartphone application
Device
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Irritable Bowel Syndrome
Interventions
Standard Acupuncture/Moxibustion (fixed protocol), Individualized Acupuncture/Moxibustion, Sham/Placebo Acupuncture/Moxibustion
Other
Lead sponsor
New York University
Other
Eligibility
18 Years to 70 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
New York, New York
Conditions
Irritable Bowel Syndrome, Abdominal Pain
Interventions
BodiMojo Buddy for IBS
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
13 Years to 21 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Los Angeles, California
Not listed Not applicable Interventional

Effect of Diet on Gulf War Illness

NCT02881944
Conditions
Irritable Bowel Syndrome
Interventions
Low FODMAP Diet, High FODMAP Diet
Behavioral
Lead sponsor
Ashok Tuteja
Federal
Eligibility
25 Years to 90 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers

Gut Permeability, Sensitivity and Symptomatology

NCT02358564
Conditions
Irritable Bowel Syndrome, Visceral Hypersensitivity
Interventions
Gastrointestinal Permeability Test, Upper Endoscopy, Rectal Barostat and Infusion of Fats
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota