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ClinicalTrials.gov public records Last synced Oct 24, 2026, 1:34 AM EDT

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

Showing 289–312 of 583 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: GI Clear all
Recruiting No phase listed Observational

Evaluation, Treatment and Monitoring of Patients With a Known or Suspected Parasitic Infection

NCT00001645
View directory record Official record
Conditions
Malaria, Intestinal Worms, GI Protozoa, Echiniococcus, Strongyloides
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1998
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Phase 2 Interventional

Managing Recurrent Abdominal Pain

NCT00494260
View directory record Official record
Conditions
Abdominal Pain
Interventions
Social Learning and Cognitive Behavioral Therapy (SLCBT), Education Support (ES)
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
7 Years to 17 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
2
States / cities
Morristown, New Jersey • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 31, 2016 · Synced Oct 24, 2026, 1:34 AM EDT
Recruiting No phase listed Observational

Gastroparesis Outcome Longitudinal Database Enrolled Numerically

NCT03876288
View directory record Official record
Conditions
Gastroparesis
Interventions
GI Neuromodulation, Immunotherapy, Pyloric Therapies
Device · Drug · Procedure
Lead sponsor
University of Louisville
Other
Eligibility
Not listed
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2028
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

Open Pilot Trial of a Mind-Body Sexual Well-Being Intervention for Female GI Cancer Survivors

NCT06331403
View directory record Official record
Conditions
Colorectal Cancer, Anal Cancer, Sexual Dysfunction
Interventions
Mind-Body Group Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 24, 2026, 1:34 AM EDT
Completed No phase listed Observational

Chronic Marginal Ulcers After Gastric Bypass

NCT01041079
View directory record Official record
Conditions
Marginal Ulcer, Chronic Ulcer Disease, Persistent Ulcer Disease, Recurrent Ulcer Disease, Late Morbidity After Gastric Bypass
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jan 1, 2010 · Synced Oct 24, 2026, 1:34 AM EDT
Recruiting Not applicable Interventional

Prospective Evaluation of Pencil Beam Scanning Proton Therapy for Previously Irradiated Tumors

NCT05313191
View directory record Official record
Conditions
CNS Cancer, Head and Neck Cancer, GI Cancer, Gynecologic Cancer, Prostate Cancer, Thoracic Cancer, Breast Cancer
Interventions
Pencil Beam Scanning Proton Therapy
Radiation
Lead sponsor
The New York Proton Center
Other
Eligibility
18 Years and older
Enrollment
1,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Phase 2 Interventional Results available

Multi-Center Pre-Bariatric Weight Loss Study

NCT00469391
View directory record Official record
Conditions
Obesity
Interventions
GI Sleeve Implantable weight loss device (EndoBarrier), Sham Procedure
Device · Procedure
Lead sponsor
Morphic Medical Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
4
States / cities
Weston, Florida • Burlington, Massachusetts • Lebanon, New Hampshire + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Artificial Intelligence in Colonoscopy

NCT06621225
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Artificial Intelligence, Mucosal Exposure Device
Device
Lead sponsor
Pankaj Patel
Other
Eligibility
75 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Sebring, Florida
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Oct 24, 2026, 1:34 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Corticotropin Releasing Hormone (CRH) Responsiveness in Children With Functional Dyspepsia

NCT01373372
View directory record Official record
Conditions
Functional Dyspepsia
Interventions
Acthrel
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 16, 2019 · Synced Oct 24, 2026, 1:34 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Hepato-Pancreato-Biliary

NCT07565454
View directory record Official record
Conditions
Gastro-Intestinal Disorder
Interventions
Evaluate and compare the efficacy of our training within the Fellowship Council curriculums
Behavioral
Lead sponsor
Methodist Health System
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Active, not recruiting No phase listed Observational

Study to Learn More About the Safety and Effectiveness of the Drug VITRAKVI During Routine Use in Patients With TRK Fusion Cancer Which is Locally Advanced or Spread From the Place Where it Started to Other Places in the Body

NCT04142437
View directory record Official record
Conditions
Locally Advanced or Metastatic Solid Tumor Harboring an NTRK Gene Fusion
Interventions
larotrectinib(Vitrakvi, BAY2757556)
Drug
Lead sponsor
Bayer
Industry
Eligibility
Not listed
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
33
States / cities
Los Angeles, California • Newport Beach, California • Palo Alto, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Phase 4 Interventional Results available

Cystic Fibrosis and Gut Dysmotility: The Effect of Polyethylene Glycol (PEG) on Intestinal Transit

NCT04210427
View directory record Official record
Conditions
Cystic Fibrosis Gastrointestinal Disease
Interventions
Polyethylene Glycol 3350, SmartPill Motility System & PillCam Patency Capsule
Drug · Device
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 40 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 24, 2026, 1:34 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Outcomes in Simulated Endoscopy Training

NCT03495141
View directory record Official record
Conditions
Impact of Supervision on Endoscopy Simulation Curriculum
Interventions
Supervision/Coaching
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
22 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Terminated Phase 4 Interventional Results available

Conversion From MPA to Zortress (Everolimus) for GI Toxicity Post-renal Transplantation

NCT02974686
View directory record Official record
Conditions
Kidney Transplant Rejection, Gastrointestinal Disorder, Functional
Interventions
Everolimus, Mycophenolic Acid
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 10, 2020 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Phase 2 Interventional Results available

Phase II Trial of Natalizumab + Prednisone for Initial Therapy of Acute GI GVHD

NCT02176031
View directory record Official record
Conditions
Graft Versus Host Disease
Interventions
Natalizumab, Methylprednisolone
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2020 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

Acceptability and Efficacy of the Zemedy App for Irritable Bowel Syndrome

NCT04170686
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Zemedy App for Irritable Bowel Syndrome
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 16, 2021 · Synced Oct 24, 2026, 1:34 AM EDT
Completed No phase listed Observational

Registry for Upper Gastrointestinal Bleeding

NCT04211194
View directory record Official record
Conditions
Peptic Ulcer Hemorrhage, Peptic Ulcer, Acute With Hemorrhage
Interventions
Upper GI Endoscopy
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
2,999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2022 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available

Giving Information Systematically and Transparently in Lung and GI Cancer Phase 2

NCT04179305
View directory record Official record
Conditions
Critical Illness, Oncology, Communication
Interventions
Oncolo-GIST, Usual Care Arm
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Oct 24, 2026, 1:34 AM EDT
Withdrawn No phase listed Observational

Pulse Wave Analysis in Advanced Heart Failure

NCT01642927
View directory record Official record
Conditions
Left Ventricular Assist Device, Heart Failure, Intra-aortic Balloon Pump, LVAD Clot, LVAD-related GI Bleed
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 7, 2023 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Phase 2 Interventional Results available

Uproleselan (GMI-1271) for GI Toxicity Prophylaxis During Melphalan-Conditioned Autologous Hematopoietic Cell Transplantation (Auto-HCT) for Multiple Myeloma (MM)

NCT04682405
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Uproleselan, Placebo, Melphalan
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 15, 2023 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Narrative Medicine for Improving Well-Being in Patients With Gastrointestinal Cancers

NCT06374251
View directory record Official record
Conditions
Malignant Digestive System Neoplasm
Interventions
Discussion, Interview, Survey Administration
Procedure · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional

GI Surgery Pre-Operative Nutrition

NCT01471743
View directory record Official record
Conditions
Immunonutrition
Interventions
Impact Advance Recovery (R), Ensure Plus (R)
Dietary Supplement
Lead sponsor
James A. Haley Veterans Administration Hospital
Federal
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2016 · Synced Oct 24, 2026, 1:34 AM EDT
Completed Not applicable Interventional

Effects of Relaxation Response Mind-body Intervention in Patients With IBS and IBD

NCT02136745
View directory record Official record
Conditions
Irritable Bowel Syndrome, Inflammatory Bowel Disease
Interventions
Relaxation Response Mind-Body Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 24, 2026, 1:34 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Enchasing Polyp Detection: The Effect of Adding Polyp Detection Attachment Device to Computer Aid Detection System.

NCT06116864
View directory record Official record
Conditions
Colon Cancer Screening, Colon Cancer Surveillance
Interventions
Endocuff and GI Genius, GI Genius
Device
Lead sponsor
Marshall University
Other
Eligibility
18 Years and older
Enrollment
1,766 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Huntington, West Virginia
Source: ClinicalTrials.gov public record
Updated Nov 3, 2023 · Synced Oct 24, 2026, 1:34 AM EDT