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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Gastrointestinal Endoscopy Clear all
Recruiting Not applicable Interventional

Surveillance Versus Bronchoscopy After Airway Stenting

NCT06935695
View directory record Official record
Conditions
Bronchial Stents
Interventions
Bronchoscopy
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Phase 4 Interventional

Diagnostic Accuracy of Capsule Endoscopy in Small Bowel Crohn's Disease

NCT00588653
View directory record Official record
Conditions
Crohn's Disease
Interventions
Capsule endoscopy, CT enterography, colonoscopy, small bowel follow-through
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 7, 2008 · Synced Sep 27, 2026, 5:30 AM EDT
Completed No phase listed Observational

Pediatric KIDney Stone (PKIDS) Care Improvement Network

NCT04285658
View directory record Official record
Conditions
Kidney Stone, Nephrolithiasis
Interventions
Ureteroscopy, Percutaneous Nephrolithotomy, Shock Wave Lithotripsy
Procedure
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 21 Years
Enrollment
1,290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
30
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2024 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Not applicable Interventional

The Utility of Timed Segmental Withdrawal During Screening Colonoscopy

NCT02132455
View directory record Official record
Conditions
Colonoscopy
Interventions
colonoscopy
Procedure
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 80 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2017 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Phase 3 Interventional

Sedation During Endoscopy Using Remimazolam: Efficacy in a Novel Exploration

NCT07269808
View directory record Official record
Conditions
Anesthesia, Sedation, Endoscopy
Interventions
Remimazolam, Propofol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Evaluation of PillCam® Colon 2 Capsule Endoscopy Regimen

NCT01185002
View directory record Official record
Conditions
Colonoscopy, Endoscopy
Interventions
PillCam® COLON 2 procedure using MgC boosts, PillCam® COLON 2 procedure using Suprep boosts, PillCam® COLON 2 procedure using reduced dose of Suprep boosts
Other
Lead sponsor
Medtronic - MITG
Industry
Eligibility
50 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
7
States / cities
Huntsville, Alabama • Indianapolis, Indiana • New York, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Sep 27, 2026, 5:30 AM EDT
Not listed Phase 1 Interventional

The Gut-Brain Study

NCT03426826
View directory record Official record
Conditions
Autism Spectrum Disorder (ASD), Gastro-Intestinal Disorder
Interventions
FMT versus placebo
Biological
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
5 Years to 17 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Trial of Indomethacin in Chronic Pancreatitis

NCT04207060
View directory record Official record
Conditions
Chronic Pancreatitis
Interventions
Indomethacin, Placebo, Endoscopy for Pancreatic Function Testing
Drug · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Rochester, Minnesota • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Sep 27, 2026, 5:30 AM EDT
Active, not recruiting No phase listed Observational

Ivacaftor for Acquired CFTR Dysfunction in Chronic Rhinosinusitis (EDSPD Protocol)

NCT02997020
View directory record Official record
Conditions
CRS
Interventions
EDSPD
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 27, 2026, 5:30 AM EDT
Recruiting Phase 1 Interventional

Role of Gut Microbiome and Fecal Transplant on Medication-Induced GI Complications in Patients With Cancer

NCT03819296
View directory record Official record
Conditions
Clinical Stage 0 Cutaneous Melanoma AJCC v8, Clinical Stage I Cutaneous Melanoma AJCC v8, Clinical Stage IA Cutaneous Melanoma AJCC v8, Clinical Stage IB Cutaneous Melanoma AJCC v8, Clinical Stage II Cutaneous Melanoma AJCC v8, Clinical Stage IIA Cutaneous Melanoma AJCC v8, Clinical Stage IIB Cutaneous Melanoma AJCC v8, Clinical Stage IIC Cutaneous Melanoma AJCC v8, Clinical Stage III Cutaneous Melanoma AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Colitis, Lung Non-Small Cell Carcinoma, Malignant Genitourinary System Neoplasm, Malignant Solid Neoplasm, Pathologic Stage 0 Cutaneous Melanoma AJCC v8, Pathologic Stage I Cutaneous Melanoma AJCC v8, Pathologic Stage IA Cutaneous Melanoma AJCC v8, Pathologic Stage IB Cutaneous Melanoma AJCC v8, Pathologic Stage II Cutaneous Melanoma AJCC v8, Pathologic Stage IIA Cutaneous Melanoma AJCC v8, Pathologic Stage IIB Cutaneous Melanoma AJCC v8, Pathologic Stage IIC Cutaneous Melanoma AJCC v8, Pathologic Stage III Cutaneous Melanoma AJCC v8, Pathologic Stage IIIA Cutaneous Melanoma AJCC v8, Pathologic Stage IIIB Cutaneous Melanoma AJCC v8, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IIID Cutaneous Melanoma AJCC v8, Pathologic Stage IV Cutaneous Melanoma AJCC v8, Stage 0 Lung Cancer AJCC v8, Stage I Lung Cancer AJCC v8, Stage IA1 Lung Cancer AJCC v8, Stage IA2 Lung Cancer AJCC v8, Stage IA3 Lung Cancer AJCC v8, Stage IB Lung Cancer AJCC v8, Stage II Lung Cancer AJCC v8, Stage IIA Lung Cancer AJCC v8, Stage IIB Lung Cancer AJCC v8, Stage III Lung Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8, Stage IIIB Lung Cancer AJCC v8, Stage IIIC Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Stage IVA Lung Cancer AJCC v8, Stage IVB Lung Cancer AJCC v8
Interventions
Best Practice, Biospecimen Collection, Endoscopic Procedure, Fecal Microbiota Transplantation, Infliximab, Laboratory Biomarker Analysis, Prednisone, Vedolizumab
Other · Procedure · Biological + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 27, 2026, 5:30 AM EDT
Terminated Early Phase 1 Interventional

Fluorescent Probe VGT-309 to ID Cancerous Colorectal Lesions During Augmented Colonoscopy

NCT06034197
View directory record Official record
Conditions
Colorectal Cancer
Interventions
VGT-309
Drug
Lead sponsor
Stephan Rogalla
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Not applicable Interventional Results available

Probability Ramp Control of Propofol for EGD

NCT01838304
View directory record Official record
Conditions
Gastrointestinal Disease
Interventions
Probability ramp control, Monitoring
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Sep 27, 2026, 5:30 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 27, 2026, 5:30 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Dysbiosis & Long COVID

NCT06825819
View directory record Official record
Conditions
COVID-19
Interventions
Subjects with and without Long COVID
Biological
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gut Permeability, Sensitivity and Symptomatology

NCT02358564
View directory record Official record
Conditions
Irritable Bowel Syndrome, Visceral Hypersensitivity
Interventions
Gastrointestinal Permeability Test, Upper Endoscopy, Rectal Barostat and Infusion of Fats
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 4, 2021 · Synced Sep 27, 2026, 5:30 AM EDT
Terminated No phase listed Observational

EndoFLIP Use in Upper GI Tract Stenosis

NCT02354716
View directory record Official record
Conditions
Esophageal Stricture, Eosinophilic Esophagitis, Zenkers Diverticulum, Schatzki Ring
Interventions
EndoFLIP
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 11, 2019 · Synced Sep 27, 2026, 5:30 AM EDT
Completed No phase listed Observational

The Captivator EMR Registry

NCT02482701
View directory record Official record
Conditions
Barrett's Esophagus
Interventions
Captivator™ EMR
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 6, 2018 · Synced Sep 27, 2026, 5:30 AM EDT
Not listed Phase 2 Interventional

Fecal Microbiota Transplant and Pembrolizumab for Men With Metastatic Castration Resistant Prostate Cancer.

NCT04116775
View directory record Official record
Conditions
Prostate Cancer, Prostate Cancer Metastatic
Interventions
Fecal microbiota transplant, Pembrolizumab, Enzalutamide
Biological · Drug
Lead sponsor
Julie Graff, MD
Federal
Eligibility
18 Years and older · Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 22, 2022 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Early Phase 1 Interventional

Photoacoustic Endoscopy of Barrett's Esophagus

NCT02606292
View directory record Official record
Conditions
Barrett Esophagus
Interventions
Photoacoustic endoscopy, Endoscopic ultrasound (standard of care), Endoscopic surgery (standard of care)
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 28, 2016 · Synced Sep 27, 2026, 5:30 AM EDT
Not listed No phase listed Observational

Global State of Digestive Endoscopy Training Survey

NCT02735655
View directory record Official record
Conditions
Gastrointestinal Endoscopy Training
Interventions
Physician's opinion
Other
Lead sponsor
Al-Azhar University
Other
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Albertson, New York
Source: ClinicalTrials.gov public record
Updated May 1, 2016 · Synced Sep 27, 2026, 5:30 AM EDT
Terminated Not applicable Interventional

Endoscopic Resection or Ablation for Patients With Dysplasia or Cancer Requiring Treatment of Barrett's Esophagus

NCT01572987
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Neoplasms
Interventions
Radiofrequency Ablation(RFA) by HALO device., Endoscopic mucosal resection(EMR) by mucosectomy kit.
Device
Lead sponsor
Midwest Biomedical Research
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
3
States / cities
Chicago, Illinois • St Louis, Missouri • New York, New York
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Phase 1 Interventional

A In-Vivo Esophageal Protocol for Detection of Neoplasia in the Digestive Tract

NCT01630798
View directory record Official record
Conditions
Barrett's Esophagus
Interventions
GI heptapeptide
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 100 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 7, 2015 · Synced Sep 27, 2026, 5:30 AM EDT
Not listed Not applicable Interventional

Non-endoscopic Esophageal Sampling to Detect Barrett's Esophagus and Esophageal Cancer in Veterans

NCT05210049
View directory record Official record
Conditions
Barrett Esophagus, GERD, Obesity, Esophageal Cancer
Interventions
Esocheck/Esoguard
Diagnostic Test
Lead sponsor
Louis Stokes VA Medical Center
Federal
Eligibility
40 Years to 85 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 14, 2022 · Synced Sep 27, 2026, 5:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cytosponge Adequacy Study Evaluation II

NCT02395471
View directory record Official record
Conditions
Barrett's Esophagus, GERD
Interventions
Cytosponge™ Cell Collection Device
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
5
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2019 · Synced Sep 27, 2026, 5:30 AM EDT