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ClinicalTrials.gov public records Last synced Oct 20, 2026, 7:20 AM EDT

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

Showing 193–216 of 552 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Digestive Well Being Clear all
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Colon Health Champion Program

NCT07796334
View directory record Official record
Conditions
Colorectal Cancer, CRC
Interventions
Intervention Arm: Colon Health Champions (CHC) Program
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
45 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting Not applicable Interventional

Well-being in IBS: Strengths and Happiness (WISH) 2.0

NCT06866106
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Positive Psychology (PP) Intervention, Educational Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Bacillus Subtilis BS50 Supplementation on Gastrointestinal Symptoms in Healthy Adults

NCT05004454
View directory record Official record
Conditions
Gastrointestinal Health, Immune Health, Cardiovascular Health, Digestive Health
Interventions
Bacillus subtilis BS50 spore preparation, Maltodextrin
Dietary Supplement
Lead sponsor
BIO-CAT Microbials, LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 5, 2023 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints

NCT06946017
View directory record Official record
Conditions
Digestive Health, Quality of Life
Interventions
Fermented dairy protein with prebiotic fiber supplement, Control placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 50 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Liver - Healthy Brain

NCT05216796
View directory record Official record
Conditions
Metabolic Syndrome, Non-Alcoholic Fatty Liver Disease, NAFLD, Pre-diabetes
Interventions
Diet Intervention
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional

Routine Evaluation of the Social Determinants of Health in Oncology: User-centered Resource Coordination and Engagement

NCT04879927
View directory record Official record
Conditions
Breast Cancer, Lung Cancer, Gastrointestinal Cancer
Interventions
Resource Matching, Usual Care
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 20, 2026, 7:20 AM EDT
Completed No phase listed Observational

Esophageal Cancer Tissue Banking

NCT01780961
View directory record Official record
Conditions
Esophageal Cancer
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
311 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Oct 20, 2026, 7:20 AM EDT
Completed No phase listed Observational

Autoimmunity in Neurologic Complications of Celiac Disease

NCT00692861
View directory record Official record
Conditions
Ataxia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 100 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 20, 2026, 7:20 AM EDT
Withdrawn Not applicable Interventional

A Crohn's Disease Diet to Reduce Symptoms of Crohn's Disease

NCT01897090
View directory record Official record
Conditions
Crohn's Disease
Interventions
Elimination Diet, Dietary Guidelines for Americans
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting Not applicable Interventional

Gluten Technology and Education for Celiac Health

NCT06059716
View directory record Official record
Conditions
Celiac Disease
Interventions
Gluten detection technology, Continuous telemedicine monitoring
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Chicago, Illinois • Boston, Massachusetts • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study Evaluating the Impact of Regular FODMAP-targeting Digestive Enzyme Blend Use on Gastrointestinal Symptoms in Individuals With Self-Reported Bloating

NCT07591584
View directory record Official record
Conditions
IBS (Irritable Bowel Syndrome), Bloating, Abdominal Pain, Gut Health
Interventions
FODMAP-targeting digestive enzyme blend, Placebo
Dietary Supplement · Other
Lead sponsor
Kiwi Health Inc
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Not yet recruiting No phase listed Observational

Leveraging Digital Health Solutions to Collect Patient-Reported Outcomes in Rectal Cancer

NCT07811128
View directory record Official record
Conditions
Rectal Cancer, Non Metastatic Rectal Cancer
Interventions
Quality of Life Surveys
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting No phase listed Observational

A Study to Assess the Long-Term Safety of Ustekinumab Versus Other Biologics in Patients With Crohn's Disease and Ulcerative Colitis

NCT04372108
View directory record Official record
Conditions
Crohn Disease, Colitis, Ulcerative
Interventions
Ustekinumab, Other Biologic Therapies
Drug
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years and older
Enrollment
1,536 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Completed No phase listed Observational

Regulation of Human Intestinal Bile Acid Transport in Health and Disease

NCT00018681
View directory record Official record
Conditions
Gastrointestinal Diseases
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional

Systems of Support (SOS) to Increase Colon Cancer Screening and Follow-up

NCT00697047
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Automated Mailing, Automated Mailing Plus Assisted, Auto Plus Assisted Plus Navigation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 73 Years
Enrollment
4,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Oct 20, 2026, 7:20 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study to Characterize the Effect of GS-5737 Enhancement of Mucociliary Clearance (MCC) in Healthy Subjects

NCT01793649
View directory record Official record
Conditions
Cystic Fibrosis, Chronic Obstructive Pulmonary Disease
Interventions
GS-5737
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 45 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 20, 2014 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional Results available

Project to Improve Communication About Serious Illness--Hospital Study: Pragmatic Trial (Trial 1)

NCT04281784
View directory record Official record
Conditions
Dementia, Chronic Disease, Neoplasm Metastasis, Lung Neoplasm, Pulmonary Disease, Chronic Obstructive, Heart Failure，Congestive, Liver Cirrhosis, Kidney Failure, Chronic, Lung Diseases, Interstitial, Peripheral Vascular Disease, Diabetes With End Organ Injury
Interventions
EHR-based Clinician Jumpstart
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
2,512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
3
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional

Feasibility of a Health Care Provider Guided Exercise Intervention Prior to Surgical Resection of Pancreatic Cancer

NCT05483075
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
HCP-Guided Exercise Training Program
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 90 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 2, 2025 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional

Enhancing Electronic Health Systems to Decrease the Burden of Colon Cancer, Lung Cancer, Obesity, Vaccine-Preventable Illness, and LivER Cancer

NCT04540081
View directory record Official record
Conditions
Colon Cancer, Lung Cancer, Tobacco Use Cessation, Obesity, Pneumonia, Bacterial, Shingles, Hepatitis C
Interventions
Epic Healthy Planet Population Health Module
Other
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years to 80 Years
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Dec 27, 2023 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional Results available

Gulf War Digestive Health Study

NCT00680836
View directory record Official record
Conditions
Irritable Bowel Syndrome, Small Intestinal Bacterial Overgrowth
Interventions
Placebo, Rifaximin
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
35 Years to 72 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 29, 2014 · Synced Oct 20, 2026, 7:20 AM EDT
Terminated Phase 2 Interventional Results available

Efficacy of Ferric Carboxymaltose in Gastrointestinal Stromal Tumor (GIST) Patients With Iron Deficiency Anemia (IDA) Receiving Systemic Therapy

NCT02949947
View directory record Official record
Conditions
Malignant Neoplasms of Mesothelial and Soft Tissue, Gastrointestinal Stromal Tumor With Neurogenic Differentiation
Interventions
Ferric Carboxymaltose, Iron Supplements, Questionnaire
Drug · Dietary Supplement · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 6, 2020 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Efficacy and Tolerability of Combination Varenicline With Hydroxyzine as a Potential Smoking Cessation Treatment

NCT04188106
View directory record Official record
Conditions
Smoking Cessation, Stress, Sleep Disturbance, Nausea
Interventions
Varenicline Pill, Hydroxyzine Pill
Drug
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
19 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 3, 2023 · Synced Oct 20, 2026, 7:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Clinic-wide Intervention (Primary Care-GI Connect) for Improving Rates of Colonoscopy After Abnormal Fecal Immunochemical Test Result in Patients at Federally Qualified Health Centers

NCT06568016
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Communication Intervention, Coordination, Educational Intervention, Electronic Health Record Review, Informational Intervention, Interview, Patient Navigation, Referral, Text Message-Based Navigation Intervention
Other · Behavioral
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 20, 2026, 7:20 AM EDT
Completed Not applicable Interventional

Telehealth-Delivered Gut-Directed Hypnotherapy for Managing GI Health

NCT06890663
View directory record Official record
Conditions
Gastrointestinal Disease, Gastrointestinal Disorders, Nervous System
Interventions
Nonspecific Hypnotherapy for Relaxation, Gut-Directed Hypnotherapy (GDH), 3-month Follow-Up
Other
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 20, 2026, 7:20 AM EDT