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Showing 1–24 of 1,521 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional

Safety Study of Nelfinavir + Cisplatin + Pelvic Radiation Therapy to Treat Cervical Cancer

NCT01485731
View directory record Official record
Conditions
Cervical Cancer
Interventions
Nelfinavir, Cisplatin, Pelvic External Beam Radiation Therapy, Brachytherapy, Pharmacokinetic Sampling, Cervical Biopsy, Pelvic Examination, Pap Smear, Audiogram, Proctoscopy, Cytoscopy, Renal Ultrasound, CT Scan, Whole Body PET/CT Scan
Drug · Radiation · Procedure
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced Sep 9, 2026, 9:21 PM EDT
Recruiting No phase listed Observational

Impact of Highly Effective Modulator Therapy on the Cystic Fibrosis Microbiome

NCT05982795
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Nasal endoscopy with microbiome swab and mucus collection through filter paper and sponge, Olfactory Function Testing, Survey Completion
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 9, 2026, 9:21 PM EDT
Not listed Not applicable Interventional

Cryoablation for Benign Gastrointestinal Anastomotic Strictures

NCT04372784
View directory record Official record
Conditions
Esophageal Stricture, Duodenal Stricture, Jejunal Stricture, Anastomotic Stricture of Small Intestine
Interventions
Cryotherapy, Esophagogastroduodenoscopy with Balloon Dilatation
Device · Procedure
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 4, 2020 · Synced Sep 9, 2026, 9:21 PM EDT
Terminated No phase listed Observational

Endoscopic Ultrasound-Guided Fiducial Placement for Stereotactic Body Radiotherapy

NCT01671163
View directory record Official record
Conditions
Cancer
Interventions
Endoscopic Ultrasound (EUS) for fiducial placement
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 14, 2019 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Colonoscopy Using Nitrous Oxide- A Pilot Study in the USA

NCT04305158
View directory record Official record
Conditions
Nitrous Oxide
Interventions
Nitrous Oxide
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Sep 9, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Impact of NBI on Patients Undergoing Endoscopic Eradication Therapy

NCT03191604
View directory record Official record
Conditions
Barrett Esophagus
Interventions
Video intervention
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 3, 2019 · Synced Sep 9, 2026, 9:21 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Laser Enucleation of Prostate (LEP) Versus Transurethral Resection of Prostate (TURP)

NCT03062111
View directory record Official record
Conditions
Benign Prostatic Hyperplasia
Interventions
ProTouch Laser Enucleation of Prostate (LEP), Transurethral Resection of Prostate (TURP)
Procedure
Lead sponsor
Boston University
Other
Eligibility
50 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Sep 9, 2026, 9:21 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Effect of PPI Therapy on Weight, Gut Microbiome, and Expression of GPR41 and GPR43

NCT02457104
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Obesity
Interventions
Colonoscopy, Weight and diet questionnaire
Procedure · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 59 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Sep 9, 2026, 9:21 PM EDT
Withdrawn Not applicable Interventional

Monopolar and Bipolar in Esophageal ESD

NCT05736705
View directory record Official record
Conditions
Esophageal Neoplasm, Esophageal Polyp, Endoscopic Submucosal Dissection, Bipolar Electocautery
Interventions
Endoscopic Submucosal Dissection, Bipolar electrocautery knife
Procedure · Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Sep 9, 2026, 9:21 PM EDT
Completed No phase listed Observational

Study to Improve Long Term Vein Graft Patency After Coronary Bypass Surgery by Using a Novel Endoscopic Harvesting Technique

NCT01540422
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Not listed
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Dallas, Texas • Plano, Texas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2015 · Synced Sep 9, 2026, 9:21 PM EDT
Terminated Phase 3 Interventional

Chemoprevention of Colorectal Adenomas

NCT00486512
View directory record Official record
Conditions
Adenomatous Polyps
Interventions
0.5 mg calcitriol (1a -25-dihydroxycholecalciferol), 75 mg acetylsalicylic acid (ASA) + 1250 mg calcium carbonate (CaCO3), placebo to 0.5 mg calcitriol (1a -25-dihydroxycholecalciferol), placebo to 75 mg acetylsalicylic acid (ASA) + 1250 mg calcium carbonate (CaCO3), Colonoscopy
Drug · Procedure
Lead sponsor
Colotech A/S
Industry
Eligibility
40 Years to 75 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
24
States / cities
Huntsville, Alabama • San Diego, California • Clearwater, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Sep 9, 2026, 9:21 PM EDT
Completed No phase listed Observational

Transoral Incisionless Fundoplication in Post-POEM GERD

NCT04770441
View directory record Official record
Conditions
Swallowing Disorders, Achalasia, Outlet Obstruction, Gastric, Diffuse Esophageal Spasm
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2023 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Not applicable Interventional

Patient Outcomes With Endoscopic Versus Open Carpal Tunnel Release

NCT00880295
View directory record Official record
Conditions
Carpal Tunnel Syndrome
Interventions
endoscopic carpal tunnel release, open carpal tunnel release
Procedure
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 23, 2017 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Phase 3 Interventional

Withdrawal of Tiratricol Treatment in Males With Monocarboxylate Transporter 8 Deficiency (MCT8 Deficiency)

NCT05579327
View directory record Official record
Conditions
Monocarboxylate Transporter 8 Deficiency, Allan-Herndon-Dudley Syndrome
Interventions
Tiratricol, Placebo
Drug
Lead sponsor
Rare Thyroid Therapeutics International AB
Industry
Eligibility
4 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
6
States / cities
Kissimmee, Florida • Atlanta, Georgia • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Not applicable Interventional

Endoscopic Ultrasound Versus Endoscopic Retrograde Cholangiopancreatography (ERCP) Tissue Sampling for the Diagnosis of Suspected Pancreatico-Biliary Cancer

NCT01356030
View directory record Official record
Conditions
Pancreaticobiliary Cancers, Jaundice, Bile Duct Obstruction
Interventions
ERCP, EUS FNA
Procedure
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 8, 2013 · Synced Sep 9, 2026, 9:21 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

NIRS Monitoring in Premature Infants

NCT02601339
View directory record Official record
Conditions
Hemorrhage, Premature Infants, Newborn, Hydrocephalus
Interventions
ETV/CPC
Procedure
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Months to 12 Months
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Not applicable Interventional Results available

Prospective Study to Investigate the Frequency of Possible Bacterial Entry Into the Bloodstream (Bacteremia) and Infectious Complications Associated With the Use of the Spyglass Cholangioscopy System During ERCP (Endoscopic Retrograde Cholangiopancreatography).

NCT01414400
View directory record Official record
Conditions
Bile Duct Stricture, Choledocholithiasis
Interventions
Blood draw for culture
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Sep 9, 2026, 9:21 PM EDT
Recruiting No phase listed Observational

Peroral Endoscopic Myotomy for the Treatment of Achalasia

NCT04640753
View directory record Official record
Conditions
Achalasia
Interventions
Endoscopic procedure for achalasia
Procedure
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
200 participants
Timeline
2019 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 9, 2026, 9:21 PM EDT
Terminated Not applicable Interventional

Esophagoscopy in Evaluating Treatment in Patients With Stage I-IV Head and Neck Cancer Who Are Undergoing Radiation Therapy and/or Chemotherapy

NCT01164566
View directory record Official record
Conditions
Stage I Adenoid Cystic Carcinoma of the Oral Cavity, Stage I Mucoepidermoid Carcinoma of the Oral Cavity, Stage I Squamous Cell Carcinoma of the Hypopharynx, Stage I Squamous Cell Carcinoma of the Larynx, Stage I Squamous Cell Carcinoma of the Lip and Oral Cavity, Stage I Verrucous Carcinoma of the Larynx, Stage I Verrucous Carcinoma of the Oral Cavity, Stage II Adenoid Cystic Carcinoma of the Oral Cavity, Stage II Mucoepidermoid Carcinoma of the Oral Cavity, Stage II Squamous Cell Carcinoma of the Hypopharynx, Stage II Squamous Cell Carcinoma of the Larynx, Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity, Stage II Verrucous Carcinoma of the Larynx, Stage II Verrucous Carcinoma of the Oral Cavity, Stage III Adenoid Cystic Carcinoma of the Oral Cavity, Stage III Mucoepidermoid Carcinoma of the Oral Cavity, Stage III Squamous Cell Carcinoma of the Hypopharynx, Stage III Squamous Cell Carcinoma of the Larynx, Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity, Stage III Verrucous Carcinoma of the Larynx, Stage III Verrucous Carcinoma of the Oral Cavity, Stage IV Adenoid Cystic Carcinoma of the Oral Cavity, Stage IV Mucoepidermoid Carcinoma of the Oral Cavity, Stage IV Squamous Cell Carcinoma of the Hypopharynx, Stage IV Squamous Cell Carcinoma of the Larynx, Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity, Stage IV Verrucous Carcinoma of the Larynx, Stage IV Verrucous Carcinoma of the Oral Cavity
Interventions
endoscopic procedure, questionnaire administration
Procedure · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 1, 2018 · Synced Sep 9, 2026, 9:21 PM EDT
Withdrawn No phase listed Observational

Registry of Pancreatic Fluid Collections and Pancreatic Cysts

NCT02422095
View directory record Official record
Conditions
Pancreatic Fluid Collections, Pancreatic Cyst
Interventions
Endoscopy-based (EUS-guided) interventions for pancreatic fluid collections, EUS of pancreatic cysts
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Endoscopic Trigger Finger Release

NCT03883477
View directory record Official record
Conditions
Trigger Finger
Interventions
Endoscopic Release, Standard Open Release
Device · Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Sep 9, 2026, 9:21 PM EDT
Not listed Not applicable Interventional

Randomized Trial for Optimal Number of Passes Required for Molecular Profiling During EUS-FNB of Pancreatic Cancer

NCT05043532
View directory record Official record
Conditions
Pancreatic Cancer, Pancreatic Neoplasms, Adenocarcinoma of the Pancreas
Interventions
2 passes during EUS-guided fine needle biopsy, 3 passes during EUS-guided fine needle biopsy
Procedure
Lead sponsor
Orlando Health, Inc.
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Sep 9, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Wearable Technology in Endoscopy

NCT05044104
View directory record Official record
Conditions
Healthy
Interventions
Consumer-facing wearable smart watch
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Sep 9, 2026, 9:21 PM EDT
Completed No phase listed Observational

Confocal Microscopy in Barrett's Esophagus

NCT00587184
View directory record Official record
Conditions
Barrett's Esophagus
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 23, 2015 · Synced Sep 9, 2026, 9:21 PM EDT