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ClinicalTrials.gov public records Last synced Oct 1, 2026, 11:58 PM EDT

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Showing 25–48 of 564 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Functional Disorder of Gastrointestinal Tract Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Impact of a Yoga Intervention on Pain and Multiomics in Participants With IBS

NCT04315714
View directory record Official record
Conditions
Irritable Bowel Syndrome, Abdominal Pain
Interventions
Yoga Program
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 55 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 2, 2021 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Not applicable Interventional Results available

Effects of Lubiprostone on Gastrointestinal Transit & pH in Irritable Bowel Syndrome (IBS) With Constipation

NCT01162863
View directory record Official record
Conditions
Irritable Bowel Syndrome, Constipation
Interventions
Lubiprostone, Placebo, Smartpill wireless motility capsule
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 27, 2017 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 2 Interventional

A Study of BMS-562086 in Patients With Irritable Bowel Syndrome

NCT00399438
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Placebo, BMS-562086
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 26, 2008 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 3 Interventional Results available

A Phase 3 Study to Evaluate the Efficacy and Safety of Ivacaftor and VX-661 in Combination With Ivacaftor in Subjects Aged 12 Years and Older With Cystic Fibrosis, Heterozygous for the F508del-cystic Fibrosis Transmembrane Conductance Regulator (CFTR) Mutation

NCT02392234
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
VX-661/Ivacaftor, Ivacaftor, Placebo matched to VX-661/ ivacaftor, Placebo matched to Ivacaftor
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
47
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 44 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2018 · Synced Oct 1, 2026, 11:58 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

MAPP Investigation of Pelvic Floor-Brain Neurobiologic Axis in IC/IBS and IBS

NCT01280864
View directory record Official record
Conditions
Interstitial Cystitis, Irritable Bowel Syndrome
Interventions
Not listed
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 23, 2018 · Synced Oct 1, 2026, 11:58 PM EDT
Completed No phase listed Observational

Lower Urinary Tract and Sexual Function in Women Following Surgery for Colorectal Disorders

NCT00667550
View directory record Official record
Conditions
Lower Urinary Tract Symptoms, Colorectal Disorders
Interventions
Not listed
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jul 15, 2010 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 2 Interventional Results available

Study of LX1031 in Subjects With Non-Constipating Irritable Bowel Syndrome

NCT00813098
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
LX1031 High Dose, LX1031 Low Dose, Placebo
Drug
Lead sponsor
Lexicon Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
36
States / cities
Tucson, Arizona • Sherwood, Arkansas • Anaheim, California + 29 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2010 · Synced Oct 1, 2026, 11:58 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Irritable Bowel Syndrome and Control Volunteers: Diet Challenge

NCT03983434
View directory record Official record
Conditions
IBS - Irritable Bowel Syndrome
Interventions
Inulin
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Not applicable Interventional

Comparing Two Types of Diets on Psychological and Gastrointestinal Symptoms

NCT03035799
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Paleolithic diet, General Healthful Diet
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 7, 2020 · Synced Oct 1, 2026, 11:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Investigation of Egg Intake and the Relationship Between Gut Microbiome, Metabolic, and Immune Profiles

NCT07844616
View directory record Official record
Conditions
Obesity (BMI Equal to or >30), Immune Function, HDL, Gut Microbiome, Healthy Adult Participants
Interventions
Egg whites, Whole eggs
Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 50 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 2 Interventional Results available

Effectiveness of Pulmozyme in Infants With Cystic Fibrosis

NCT00179998
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Recombinant Human DNase (Pulmozyme), Placebos
Drug
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
1 Month to 30 Months
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 1, 2026, 11:58 PM EDT
Completed No phase listed Observational

Functional MRC With Eovist for Acute Cholecystitis

NCT02100358
View directory record Official record
Conditions
Acute Cholecystitis
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 2 Interventional

Study to Determine the Effectiveness of the Probiotic E. Coli Strain M17 in Treating Irritable Bowel Syndrome (IBS)

NCT00194922
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS)
Interventions
E. Coli Strain M17 Probiotic
Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 80 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 4, 2008 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 2 Interventional Results available

Irinotecan and Cisplatin in Treating Patients Who Are Undergoing Surgery For Locally Advanced Cancer of the Stomach or Gastroesophageal Junction

NCT00062374
View directory record Official record
Conditions
Gastric Adenocarcinoma, Stage II Gastric Cancer, Stage III Gastric Cancer, Stage IV Gastric Cancer
Interventions
Cisplatin, Computed Tomography, Fludeoxyglucose F-18, Fluorothymidine F-18, Irinotecan Hydrochloride, Positron Emission Tomography, Therapeutic Conventional Surgery
Drug · Procedure · Radiation + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 6, 2017 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Not applicable Interventional Results available

Irritable Bowel Syndrome Hypnotherapy

NCT01248013
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
gut focused hypnotherapy
Behavioral
Lead sponsor
Mind-Body Digestive Center
Other
Eligibility
20 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 6, 2011 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Not applicable Interventional

Mindfulness-Based Stress Reduction and the Microbiome

NCT01619384
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Irritable Bowel Syndrome
Interventions
Mindfulness-Based Stress Reduction
Behavioral
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Oct 1, 2026, 11:58 PM EDT
Completed No phase listed Observational Results available

Predictors of the Ability to Protect the Airway in Long-term Ventilated Patients

NCT01618240
View directory record Official record
Conditions
Swallowing Disorder, Aspiration, Long Term Ventilation
Interventions
Muscle Strength Measurement, Ventilator
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 13, 2014 · Synced Oct 1, 2026, 11:58 PM EDT
Not yet recruiting Not applicable Interventional

A Pilot Study Using Gut-Directed Hypnotherapy for Hospitalized Patients

NCT07676136
View directory record Official record
Conditions
Disorders of Gut-brain Interaction, Inflammatory Bowel Disease (IBD), Irritable Bowel Syndrome, Abdominal Pain, Esophageal Disease
Interventions
Gut directed hypnotherapy via telephone intervention, Educational recording
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 1, 2026, 11:58 PM EDT
Terminated Phase 4 Interventional Results available

Efficacy of Gralise® for Chronic Pelvic Pain

NCT01678911
View directory record Official record
Conditions
Irritable Bowel Syndrome, Ulcerative Colitis, Interstitial Cystitis, Prostatitis, Pelvic Pain
Interventions
Gralise
Drug
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 29, 2015 · Synced Oct 1, 2026, 11:58 PM EDT
Withdrawn Phase 1 Interventional

Efficacy of Combination Therapy vs Placebo for Pediatric Functional Abdominal Pain

NCT01269671
View directory record Official record
Conditions
Functional Abdominal Pain, Irritable Bowel Syndrome, Functional Dyspepsia
Interventions
Melatonin, Peppermint Oil (mentharil), and Simethicone, Sugar pill
Drug · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
8 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Phase 1Phase 2 Interventional

Safety and Efficacy of an Antioxidant-rich Multivitamin Supplement in Cystic Fibrosis

NCT01018303
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
AquADEK
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
10 Years to 40 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 15, 2012 · Synced Oct 1, 2026, 11:58 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

GI Neuromuscular Pathology Prospective Registry

NCT02165059
View directory record Official record
Conditions
Gastroparesis
Interventions
Surgical Full Thickness Biopsy
Procedure
Lead sponsor
Indiana University
Other
Eligibility
6 Months to 90 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 1, 2026, 11:58 PM EDT
Completed No phase listed Observational

Study of Fetal Swallowing

NCT00004566
View directory record Official record
Conditions
Deglutition Disorder, High Risk Pregnancy
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 1, 2026, 11:58 PM EDT
Completed Not applicable Interventional

Mobile Self-Management of Irritable Bowel Syndrome for Adolescents

NCT03138980
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced Oct 1, 2026, 11:58 PM EDT