Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 26, 2026, 7:31 AM EDT

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Showing 505–528 of 583 matching trials from the live ClinicalTrials.gov search.
Conditions
Gastrointestinal Cancer, Peritoneal Carcinomatosis
Interventions
Pafolacianine (CYTALUX) with intraoperative fluorescent near-infrared (NIR) imaging
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Orange, California
Completed No phase listed Observational Accepts healthy volunteers

GI Tract Biomarkers in Infants With Different Diets

NCT03751137
Conditions
Obesity, Childhood
Interventions
Not listed
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
6 Weeks to 3 Months
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Hepatitis C, HCV
Interventions
Telehealth in Parole/Probation Office
Behavioral
Lead sponsor
Jens Rosenau
Other
Eligibility
18 Years to 99 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Gastric Antral Vascular Ectasia, Cirrhosis, Chronic Kidney Disease
Interventions
Gastric Emptying Breath Test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
19 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Cystic Fibrosis
Interventions
Not listed
Lead sponsor
Chris Goss
Other
Eligibility
2 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
26
States / cities
Palo Alto, California • Hartford, Connecticut • Washington D.C., District of Columbia + 23 more
Completed Not applicable Interventional Accepts healthy volunteers

Dose Effects of SCF on Calcium Metabolism and GI Microflora in Adolescents

NCT01660503
Conditions
Osteoporosis
Interventions
0 grams SCF, 10 grams SCF, 20 grams SCF
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
9 Years to 13 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Gastrointestinal Dysmotility
Interventions
Ulimorelin Intravenously (IV), Ulimorelin Invtravenously (IV), 5% dextrose in water
Drug
Lead sponsor
Tranzyme, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
26
States / cities
Glendale, California • Long Beach, California • Los Angeles, California + 20 more
Terminated Not applicable Interventional Accepts healthy volunteers

The Role of Microbiome Reprogramming on Liver Fat Accumulation

NCT03914495
Conditions
NAFLD
Interventions
Inulin, Placebo
Dietary Supplement
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
35 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Gastrointestinal Cancer
Interventions
DB-1324
Drug
Lead sponsor
DualityBio Inc.
Industry
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Port Saint Lucie, Florida • Grand Rapids, Michigan • Huntersville, North Carolina + 1 more
Conditions
Neoplasms, Neoplasm Metastasis, Metastatic Gastrointestinal Carcinoid Tumor
Interventions
EMB-01
Drug
Lead sponsor
Shanghai EpimAb Biotherapeutics Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Houston, Texas
Conditions
Pancreatic Tumors
Interventions
EUS Guided Fine Needle Aspiration, EUS Guided EchoBrush Sampling
Procedure
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Upper Gastrointestinal Motility Disorders
Interventions
Not listed
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
10 Years to 18 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Gut Microbiome Pill

NCT07243756
Conditions
Healthy
Interventions
3D-printed ingestible pill
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Conditions
Congenital Sucrase-Isomaltase Deficiency
Interventions
Sucrose Hydrogen Methane Breath Test
Diagnostic Test
Lead sponsor
QOL Medical, LLC
Industry
Eligibility
18 Years and older
Enrollment
211 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Culver City, California
Conditions
Gastrointestinal Hemorrhage, Liver Cirrhosis
Interventions
nasogastric tube placement
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years and older
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Dallas, Texas
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Correlation of Toxins With Gastrointestinal (GI) and Overall Health

NCT06278311
Conditions
Gastrointestinal Diseases
Interventions
Not listed
Lead sponsor
Vibrant America Clinical Lab
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Los Angeles, California • Santa Clara, California
Conditions
Irritable Bowel Syndrome Constipation Predominant
Interventions
ROSE-010, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Gastrostomy
Interventions
Constant Pressure Skin Disk
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Norovirus, Healthy Participants
Interventions
NoV GI.1/GII.4 Bivalent VLP Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Austin, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Colonoscopy Screening: Setting Epic Follow-up Times

NCT05631873
Conditions
Concordance Between Colonoscopy Follow up Interval Noted in Patient Letters vs. Electronic Health Record Chart, Colorectal Cancer
Interventions
Assistance with implementing Epic Smartlist
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Not listed
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Gastrointestinal Neoplasms
Interventions
Acceptance and Commitment Therapy, Education/Support
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Indianapolis, Indiana
Completed Phase 1 Interventional Accepts healthy volunteers

Dose-Optimization Trial of VXA-G1.1-NN in Healthy Volunteers

NCT03125473
Conditions
Norovirus Gastroenteritis
Interventions
VXA-G1.1-NN Oral Vaccine
Biological
Lead sponsor
Vaxart
Industry
Eligibility
19 Years to 49 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lincoln, Nebraska
Conditions
Cystic Fibrosis
Interventions
Sugar Sweetened Beverages (SSB), Hi GI, Lo GI
Other
Lead sponsor
Emory University
Other
Eligibility
12 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Overweight, Cardiovascular Diseases
Interventions
High carbohydrate and low glycemic index (GI) diet, Low carbohydrate and low GI diet, High carbohydrate and high GI diet, Low carbohydrate and high GI diet
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
30 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts