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Gastrointestinal Clinical Trials

Browse 353 gastrointestinal clinical trials enrolling across the United States and Canada. 116 people applied to gastrointestinal studies last month. Search by city or state to find one near you.

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Active & Responsive

Symbiotic-GI-03: A Study to Learn About the Study Medicine Called PF-08634404 in Combination With Chemotherapy in Adult Participants With Metastatic Colorectal Cancer

for
Intestinal Neoplasms, Gastrointestinal Neoplasms,
Location: Topsham ME, Westbrook ME, Boston MA, Newton MA,
Sponsor: Pfizer

Sex: All

Age: 18+

Code: NCT07222800

Phase3, Recruiting
Active & Responsive

Studying the PAGODA Algorithm for Chemotherapy Dose Changes to Prevent Unplanned Treatment Delays

for
Ampulla of Vater Carcinoma, Appendix Carcinoma,
Location: Damariscotta ME, Brunswick ME, Scarborough ME,
Sponsor: Alliance for Clinical Trials in Oncology

Sex: All

Age: 18+

Code: NCT07283939

Recruiting
Active & Responsive

Prebiotic Inulin for Late-Reproductive Individuals

for
Obesity & Overweight, Perimenopausal Women, Prebiotics, Inulin,
Location: Washington D.C. DC
Sponsor: George Washington University

Sex: Female

Age: 40 - 55

Code: NCT07724522

Recruiting
Active & Responsive

The Influence of Different Mood States and Emotions on the Physiologic, Metabolic, and Perceptual Responses to Feeding Before Exercise

for
Other Gastrointestinal Disorders, Cramp, Abdominal
Location: Norfolk VA
Sponsor: Old Dominion University

Sex: All

Age: 18 - 55

Code: NCT05217589

Recruiting
Active & Responsive

Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford

for
Rare Disorders, Undiagnosed Disorders,
Location: Sioux Falls SD
Sponsor: Sanford Health

Sex: All

Age: 0+

Code: NCT01793168

Recruiting

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Active & ResponsiveNew

Phage-based Control and Limitation of Pathobionts for Microbiome Equilibrium and Resilience

for
Gastrointestinal Symptoms, Skin Quality
Location: Fort Collins CO
Sponsor: Colorado State University

Sex: All

Age: 18 - 70+

Code: NCT07816809

Recruiting
Active & Responsive

Impact of Weizmannia (Bacillus) Coagulans JBI-YZ6.3 on Gut Health and Fecal Microbiome Changes

for
Gastrointestinal Symptoms, Constipation, Gut Health,
Location: Saint Charles MO
Sponsor: Lindenwood University

Sex: All

Age: 18 - 50

Code: NCT07388264

Recruiting
Active & Responsive

Comprehensive HHT Outcomes Registry of the United States (CHORUS)

for
Hereditary Hemorrhagic Telangiectasia,
Location: Boston MA, New Haven CT, New York NY, Philadelphia PA,
Sponsor: Cure HHT

Sex: All

Age: 0+

Code: NCT06259292

Recruiting
Active & Responsive

EUS-Guided Ablation (RFA and MWA) for Pancreatic and Other Gastrointestinal Lesions Registry

for
RFA, Microwave Ablation, Pancreatic Lesion,
Location: Morgantown WV
Sponsor: West Virginia University

Sex: All

Age: 18+

Code: NCT07625189

Recruiting
Active & Responsive

Feasibility Study of a Guided Imagery Therapy Mobile Application for Functional Abdominal Pain Disorders in Children

for
Functional Abdominal Pain Disorders,
Location: Houston TX, Austin TX
Sponsor: Baylor College of Medicine

Sex: All

Age: 7 - 12

Code: NCT07222943

Recruiting
Active & Responsive

LRG GIST Patient Registry

for
GIST, GIST - Gastrointestinal Stromal Tumor,
Location: Wayne NJ
Sponsor: The Life Raft Group

Sex: All

Age: 0+

Code: NCT07697248

Recruiting
Active & Responsive

Sacituzumab Govitecan in Combination With Capecitabine for Advanced Gastrointestinal Cancers After Progression on Standard Therapy

for
Gastrointestinal Cancer
Location: Detroit MI
Sponsor: Henry Ford Health System

Sex: All

Age: 18+

Code: NCT06065371

Phase1, Recruiting
Active & Responsive

OMEGA: Outcome Measures in Eosinophilic Gastrointestinal Disorders Across the Ages

for
Eosinophilic Gastrointestinal Disorders (EGIDs),
Location: New York NY, Philadelphia PA, Bethesda MD,
Sponsor: Children's Hospital Medical Center, Cincinnati

Sex: All

Age: 3+

Code: NCT02523118

Recruiting
Active & Responsive

DPYD Pharmacogenomics and Fluoropyrimidine (FP) Dose-Adjustment

for
Colorectal Neoplasms, Breast Neoplasms, Head and Neck Neoplasms,
Location: Toms River NJ, Jersey City NJ, Belleville NJ, Newark NJ,
Sponsor: Rutgers, The State University of New Jersey

Sex: All

Age: 18+

Code: NCT07158164

Recruiting
Active & Responsive

F.L.O.S.S. Project (Facilitated Lessons on Oral and Systemic Health in Survivors)

for
Oral Mucositis, Periodontal Diseases, Cancer
Location: Washington D.C. DC
Sponsor: Georgetown University

Sex: All

Age: 25 - 70+

Code: NCT06315855

Recruiting
Active & Responsive

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

for
Hypertension (Without Type 2 Diabetes Mellitus),
Location: Atlanta GA
Sponsor: Georgia State University

Sex: All

Age: 45 - 65

Code: NCT06735599

Recruiting
Active & Responsive

RemI for Post-Bariatric Surgery Weight Regain

for
Obesity, Bariatric Surgery Candidate
Location: Philadelphia PA, Chicago IL
Sponsor: Temple University

Sex: All

Age: 18 - 70

Code: NCT06292936

Recruiting
Active & Responsive

How a Single Workout Affects Gut Bugs in Women With Different Fitness Levels and Body Types

for
Weight Management, Obesity, Exercise, Women, Gut Microbiome,
Location: Washington D.C. DC
Sponsor: George Washington University

Sex: Female

Age: 21 - 40

Code: NCT06691100

Recruiting
Active & Responsive

Understanding the Efficacy of Dietary Supplement on Fungal Mycobiota in Healthy Volunteers: A Pilot Study

for
Gut Microbiome, Gut Health, Dietary Supplement, L-Phenylalanine,
Location: New York NY
Sponsor: Weill Medical College of Cornell University

Sex: All

Age: 18+

Code: NCT06433310

Recruiting
Active & Responsive

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

for
IBS (Irritable Bowel Syndrome), Bloating, Abdominal Pain,
Location: Los Angeles CA
Sponsor: Kiwi Health Inc

Sex: All

Age: 18+

Code: NCT07591584

Recruiting