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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Functional Bowel Disorder Clear all
Completed Phase 2 Interventional Results available

Randomized Placebo Controlled Efficacy And Safety Study Investigating GW876008 In Patients With Irritable Bowel Syndrome

NCT00421707
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS)
Interventions
GW876008, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
17
States / cities
Sherwood, Arkansas • Concord, California • Los Angeles, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced Sep 17, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Correlation Between Central Sensitization Inventory and Posturographic Data

NCT03058003
View directory record Official record
Conditions
Central Nervous System Sensitization
Interventions
Posturography Evaluation, Central Sensitization Inventory
Diagnostic Test · Other
Lead sponsor
Caps Research Network
Other
Eligibility
18 Years to 65 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Marietta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 3, 2021 · Synced Sep 17, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prognostic Indicators as Provided by the EPIC ClearView

NCT01476995
View directory record Official record
Conditions
Coronary Artery Disease, Congestive Heart Failure, Valvular Heart Disease, Atrial Fibrillation, Hypertension, Pyelonephritis, Acute Renal Failure, Renal Failure, Viral Hepatitis, Alcoholic Hepatitis, Steatohepatitis, Cirrhosis, Asthma, COPD, Bronchitis, Emphysema, Pneumonia, Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis, Diverticulitis, Peptic Ulcer Disease, Irritable Bowel Syndrome, Cholecystitis, Pancreatitis, Malabsorption Disorders, Celiac Sprue, Diabetes
Interventions
Not listed
Lead sponsor
Epic Research & Diagnostics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 21, 2011 · Synced Sep 17, 2026, 4:41 AM EDT
Enrolling by invitation No phase listed Observational

Precision Diagnostics in Inflammatory Bowel Disease, Cellular Therapy and Transplantation (The PREDICT Trial)

NCT03369353
View directory record Official record
Conditions
Graft Vs Host Disease, Inflammatory Bowel Diseases, Functional Gastrointestinal Disorders
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2032
U.S. locations
4
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

GutMe!: IBS and Collagen Protein Powder an Interventional Study

NCT04245254
View directory record Official record
Conditions
Irritable Bowel Syndrome, Irritable Bowel, Irrit
Interventions
Collagen Protien Powder
Dietary Supplement
Lead sponsor
ProofPilot
Industry
Eligibility
18 Years to 100 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2021 · Synced Sep 17, 2026, 4:41 AM EDT
Recruiting No phase listed Observational

Impact of Gut Microbiome on Metabolic and Bowel Function During the First Year After Spinal Cord Injury

NCT05670288
View directory record Official record
Conditions
Spinal Cord Injuries, Gut Microbiome
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 17, 2026, 4:41 AM EDT
Withdrawn No phase listed Observational

A Non-Interventional Pilot Study to Explore the Role of Gut Flora in IBS

NCT04214470
View directory record Official record
Conditions
Irritable Bowel, Irritable Bowel Syndrome, Irritable Bowel Syndrome With Diarrhea, Irritable Bowel Syndrome Mixed, Irritable Bowel Syndrome With Constipation, Irritable Bowel Syndrome Without Diarrhea, Irritable Bowel Syndrome Aggravated, Irritable Bowel Syndrome Characterized by Constipation, Irritable Bowel Syndrome Characterised by Alternating Bowel Habit
Interventions
No intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced Sep 17, 2026, 4:41 AM EDT
Terminated No phase listed Observational

QOL & Functional Outcomes After Combined Modality Tx for Anal CA: Comparison of Conventional vs IMRT

NCT00568425
View directory record Official record
Conditions
Anal Cancer
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
30 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 28, 2020 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Phase 2 Interventional

Acupuncture for Irritable Bowel Syndrome (IBS)

NCT00093327
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Acupuncture
Procedure
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 80 Years
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2006 · Synced Sep 17, 2026, 4:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

ALPCO Calprotectin ELISA - Measurement of Calprotectin Levels in Human Stool

NCT03082287
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Irritable Bowel Syndrome
Interventions
Fecal Calprotectin Level
Device
Lead sponsor
American Laboratory Products Company
Industry
Eligibility
22 Years and older
Enrollment
424 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Salem, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Sep 17, 2026, 4:41 AM EDT
Completed No phase listed Observational

Study of Symptoms Caused by Cancer and Cancer Therapy in Patients With Invasive Breast, Lung, Prostate, or Colorectal Cancer

NCT00303914
View directory record Official record
Conditions
Breast Cancer, Cognitive/Functional Effects, Colorectal Cancer, Lung Cancer, Pain, Prostate Cancer, Psychosocial Effects of Cancer and Its Treatment
Interventions
assessment of therapy complications, cognitive assessment, psychosocial assessment and care
Procedure
Lead sponsor
Eastern Cooperative Oncology Group
Network
Eligibility
18 Years to 120 Years
Enrollment
2,310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
32
States / cities
Chicago, Illinois • Evanston, Illinois • Elkhart, Indiana + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2023 · Synced Sep 17, 2026, 4:41 AM EDT
Recruiting Not applicable Interventional

Wild Blueberries for Gut, Brain, and Heart Health in Adults With High Blood Pressure

NCT06735599
View directory record Official record
Conditions
Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure, Male, Female, Adult, Cognition, Endothelial Function (Reactive Hyperemia), Oxidative Stress, Diet, Overweight, Body Composition Measurement, Gut Microbiome, Arterial Stiffness, Caucasian Whites, Inflammation, Microvascular Function
Interventions
Wild Blueberry, Placebo
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
45 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 17, 2026, 4:41 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Double-Blind Study to Assess the Effect of a Postbiotic on Oxidative Stress and Exercise Performance

NCT06795425
View directory record Official record
Conditions
Oxidative Stress, Healthy, Exercise-induced Muscle Damage, Exercise-induced Muscle Soreness, Immune Function, Gut Health, Microbiome Analysis, Exercise Performance, Exercise Metabolism
Interventions
Postbiotic Active Lifestyle Blend, Placebo
Dietary Supplement · Other
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Sep 17, 2026, 4:41 AM EDT
Recruiting No phase listed Observational

Seattle Spatial Transcriptomic Research in Inflammatory Bowel Disease Evaluation (STRIDE)

NCT06315179
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis, Indeterminate Colitis, Functional Abdominal Pain Syndrome, Functional Bowel Disorder, Esophageal Diseases, Gastroduodenal Disorder, Bowel Dysfunction, Gallbladder Diseases, Sphincter of Oddi Dysfunction, Anorectal Disorder
Interventions
Esophagogastroduodenoscopy (EGD) with biopsy, Colonoscopy w/ biopsy
Diagnostic Test
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
6 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 17, 2026, 4:41 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Safety, PK and Efficacy of ONC-392 in Monotherapy and in Combination of Anti-PD-1 in Advanced Solid Tumors and NSCLC

NCT04140526
View directory record Official record
Conditions
Non Small Cell Lung Cancer, Advanced Solid Tumor, Metastatic Melanoma, Metastatic Head and Neck Carcinoma, Metastatic Renal Cell Carcinoma, Metastatic Colorectal Cancer, Sarcomas, Metastatic Prostate Cancer, Ovarian Cancer, Small Cell Lung Cancer, Metastatic Breast Cancer, Pancreas Cancer, Gastric Cancer, Esophageal Cancer, Gastroesophageal Junction Adenocarcinoma, Cervical Cancer, Adenoid Cystic Carcinoma, Salivary Gland Cancer, Urothelial Carcinoma
Interventions
ONC-392, Pembrolizumab, Docetaxel
Drug
Lead sponsor
OncoC4, Inc.
Industry
Eligibility
18 Years and older
Enrollment
733 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
33
States / cities
Springdale, Arkansas • Davis, California • Downey, California + 27 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Not applicable Interventional Results available

Utility of an Animated Bowel Biofeedback Training Routine to Improve Bowel Function in Individuals With SCI

NCT02406859
View directory record Official record
Conditions
Spinal Cord Injury, Constipation, Fecal Incontinence, Neurogenic Bowel
Interventions
Bowel Biofeedback, Anorectal Manometry
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 16, 2021 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Phase 2 Interventional Results available

Glutamine for the Treatment of Patients With Irritable Bowel Syndrome

NCT01414244
View directory record Official record
Conditions
Diarrhea-Predominant Irritable Bowel Syndrome
Interventions
Glutamine
Drug
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 72 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Sep 17, 2026, 4:41 AM EDT
Withdrawn Not applicable Interventional

Collaborative Cognitive Behavioral Therapy / Hypnotherapy for Treatment of Pediatric Functional Gastrointestinal Disease

NCT01966341
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS)
Interventions
CBT/ Hypnotherapy, Routine Management
Behavioral · Drug
Lead sponsor
Seton Healthcare Family
Other
Eligibility
8 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of Neostigmine and Glycopyrrolate

NCT04027972
View directory record Official record
Conditions
Spinal Cord Injuries, Constipation, Fecal Incontinence, Neurogenic Bowel
Interventions
Combination of Neostigmine and Glycopyrrolate, I-Box by Dynatronics
Drug · Device
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Not applicable Interventional

Electronic Monitoring Device of Patient-Reported Outcomes and Function in Improving Patient-Centered Care in Patients With Gastrointestinal Cancer Undergoing Surgery

NCT02511821
View directory record Official record
Conditions
Stage I Adult Liver Cancer, Stage I Colorectal Cancer, Stage IA Gastric Cancer, Stage IA Pancreatic Cancer, Stage IB Gastric Cancer, Stage IB Pancreatic Cancer, Stage II Adult Liver Cancer, Stage IIA Colorectal Cancer, Stage IIA Gastric Cancer, Stage IIA Pancreatic Cancer, Stage IIB Colorectal Cancer, Stage IIB Gastric Cancer, Stage IIB Pancreatic Cancer, Stage IIC Colorectal Cancer, Stage III Pancreatic Cancer, Stage IIIA Adult Liver Cancer, Stage IIIA Colorectal Cancer, Stage IIIA Gastric Cancer, Stage IIIB Adult Liver Cancer, Stage IIIB Colorectal Cancer, Stage IIIB Gastric Cancer, Stage IIIC Adult Liver Cancer, Stage IIIC Colorectal Cancer, Stage IIIC Gastric Cancer, Stage IV Gastric Cancer, Stage IVA Colorectal Cancer, Stage IVA Liver Cancer, Stage IVA Pancreatic Cancer, Stage IVB Colorectal Cancer, Stage IVB Liver Cancer, Stage IVB Pancreatic Cancer
Interventions
Computer-Assisted Intervention, Vivofit watch, Quality-of-Life Assessment, Questionnaire Administration
Other · Device
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Sep 17, 2026, 4:41 AM EDT
Not yet recruiting Early Phase 1 Interventional

Psilocybin-Assisted Psychotherapy in Treating Irritable Bowel Syndrome (IBS)

NCT06760533
View directory record Official record
Conditions
IBS - Irritable Bowel Syndrome
Interventions
Psilocybin 25 mg, Psychotherapy Treatment Session, Niacin 100 mg
Drug · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Sep 17, 2026, 4:41 AM EDT
Terminated Phase 2 Interventional Results available

Long-term Safety Study of Brodalumab in Adults With Crohn's Disease

NCT01199302
View directory record Official record
Conditions
Crohn's Disease
Interventions
Brodalumab
Biological
Lead sponsor
Amgen
Industry
Eligibility
Not listed
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
11
States / cities
Birmingham, Alabama • Jacksonville, Florida • Hammond, Louisiana + 8 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Sep 17, 2026, 4:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Efficacy of Poppi Apple Cider Vinegar Prebiotic Soda to Improve Gut Health In Participants

NCT05418439
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 14, 2022 · Synced Sep 17, 2026, 4:41 AM EDT
Recruiting Not applicable Interventional

Distance-Based Exercise to Preserve Function and Prevent Disability

NCT07059884
View directory record Official record
Conditions
Localized Malignant Solid Neoplasm, Anal Cancer, Bladder (Urothelial, Transitional Cell) Cancer, Breast Cancer, Cervical Cancer, Colon Cancer, Endometrial Cancer, Esophageal Cancer, Gall Bladder Cancer, Gastric Cancer, Kidney Cancer, Liver Cancer, Lung Cancer, Head and Neck Cancer, Ovarian Cancer, Pancreatic Cancer, Prostate Cancer, Rectal Cancer, Sarcoma
Interventions
Exercise Intervention, Telemedicine, Aerobic Exercise Intervention, Accelerometry, Questionnaire Administration, Interview, Electronic Health Record Review
Other · Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
18
States / cities
Dublin, California • Fremont, California • Fresno, California + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 17, 2026, 4:41 AM EDT