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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Gastroesophageal Reflux (GER) Clear all
Completed Not applicable Interventional

Study of the NDO Endoscopic Plication System For the Treatment of Symptomatic Gastroesophageal Reflux Disease

NCT00587522
View directory record Official record
Conditions
GERD
Interventions
NDO Full-thickness Plicator
Device
Lead sponsor
NDO Surgical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
6
States / cities
Los Angeles, California • Boston, Massachusetts • Rochester, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2008 · Synced Jun 27, 2026, 5:27 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

In Vivo Anatomy, Physiology, Mechanics and Function of the Lower Esophageal Sphincter

NCT00737802
View directory record Official record
Conditions
GERD, Barretts Esophagus
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 75 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Jun 27, 2026, 5:27 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Barrett's Esophagus Patient Registry

NCT01776346
View directory record Official record
Conditions
Barrett Esophagus, Esophageal Adenocarcinoma, Gastroesophageal Reflux
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 27, 2013 · Synced Jun 27, 2026, 5:27 AM EDT
Recruiting No phase listed Observational

Indiana University Gastrointestinal Motility Diagnosis Registry

NCT04506593
View directory record Official record
Conditions
Eosinophilic Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastroparesis, Functional Vomiting, Irritable Bowel Syndrome (IBS), Constipation, Chronic Intestinal Pseudo-obstruction, Fecal Incontinence, Small Intestinal Bacterial Overgrowth
Interventions
no intervention
Other
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jun 27, 2026, 5:27 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Confocal Endomicroscopy for Permeability of Esophageal Wall in Refractory Gastroesophageal Reflux Disease (GERD)

NCT03228407
View directory record Official record
Conditions
Gastro Esophageal Reflux, Barrett Esophagus, Erosive Esophagitis
Interventions
Confocal endomicroscopy, Endoscopic biopsies, Mucosal impedance (MI)
Procedure · Diagnostic Test
Lead sponsor
McGuire Research Institute
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 15, 2018 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Dexlansoprazole Modified Release Formulation to Treat Heartburn

NCT00251758
View directory record Official record
Conditions
Gastroesophageal Reflux Disease
Interventions
Dexlansoprazole MR, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
908 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
99
States / cities
Anniston, Alabama • Hueytown, Alabama • Huntsville, Alabama + 96 more
Source: ClinicalTrials.gov public record
Updated May 17, 2010 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose-Effect of S-Tenatoprazole-Na(STU-Na) 30 mg, 60 mg, 90 mg and 120 mg in Healthy Volunteers

NCT00284908
View directory record Official record
Conditions
Esophagitis, Gastroesophageal Reflux, Stomach Ulcer, Duodenal Ulcer
Interventions
S-Tenatoprazole-Na (STU-Na)
Drug
Lead sponsor
STEBA France
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2008 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 1 Interventional

Acid Reflux and Stromal Fibroblasts in Barrett's Esophagus

NCT00573911
View directory record Official record
Conditions
Barrett's Esophagus, GERD
Interventions
Endoscopy and pH study
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 16, 2013 · Synced Jun 27, 2026, 5:27 AM EDT
Not listed Not applicable Interventional

Randomized Controlled Crossover Trial of Postpyloric Feedings to Improve Pulmonary Outcomes in High-risk Preterm Infants

NCT05777512
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Gastric Feeds, Jejunal Feeds
Procedure
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Hours to 1 Year
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Jun 27, 2026, 5:27 AM EDT
Completed No phase listed Observational

Risk Factors and Potential Causes of Eustachian Tube Dysfunction in Adults

NCT01251432
View directory record Official record
Conditions
Eustachian Tube Dysfunction, Chronic Otitis Media
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Jun 27, 2026, 5:27 AM EDT
Terminated Not applicable Interventional Results available

Retrospective TIF Study for Treatment of Gastroesophageal Reflux Disease (GERD). The RetroTIF Study

NCT01327963
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD)
Interventions
Transoral Incisionless Fundoplication
Device
Lead sponsor
EndoGastric Solutions
Industry
Eligibility
18 Years to 85 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Ocala, Florida • Salem, Kentucky
Source: ClinicalTrials.gov public record
Updated Dec 2, 2020 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Rabeprazole in Infants With Gastroesophageal Erosive Reflux Disease (GERD)

NCT00992589
View directory record Official record
Conditions
Gastroesophageal Reflux
Interventions
Rabeprazole sodium 5 mg, Rabeprazole sodium 10 mg, Placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
1 Month to 11 Months
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
43
States / cities
Birmingham, Alabama • Columbiana, Alabama • Dothan, Alabama + 40 more
Source: ClinicalTrials.gov public record
Updated May 21, 2013 · Synced Jun 27, 2026, 5:27 AM EDT
Recruiting Phase 4 Interventional

Famotidine and Antacids for Treatment of Dyspepsia

NCT06241183
View directory record Official record
Conditions
Dyspepsia, GERD, Acid Reflux
Interventions
Intravenous Famotidine, Oral Maalox/ Mylanta
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 2 Interventional

Rabeprazole in Subjects With Gastroesophageal Reflux Disease (GERD)

NCT00222170
View directory record Official record
Conditions
Esophageal Reflux
Interventions
Rabeprazole
Drug
Lead sponsor
University of Kansas
Other
Eligibility
19 Years to 79 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated May 7, 2009 · Synced Jun 27, 2026, 5:27 AM EDT
Recruiting No phase listed Observational

Abbott Cephea Mitral Valve Disease Registry

NCT07069673
View directory record Official record
Conditions
Mitral Regurgitation, Mitral Stenosis, Mitral Valve Disease, Mitral Valve (MV) Regurgitation, Mitral Annulus Calcification, Mitral Valve Replacement, Transcatheter Valve Replacement
Interventions
Not listed
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
23
States / cities
Birmingham, Alabama • Phoenix, Arizona • Thousand Oaks, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Jun 27, 2026, 5:27 AM EDT
Completed No phase listed Observational

Risk Factors for Barrett's Esophagus in Patients With BE, Gastroesophageal Reflux, or Gastrointestinal Bleeding

NCT00445653
View directory record Official record
Conditions
Precancerous Condition
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Screening for Barrett's Esophagus in Otolaryngology Patients

NCT00695227
View directory record Official record
Conditions
Extraesophageal Symptoms, Cough, Throat Clearing, Hoarseness, Difficulty Swallowing
Interventions
Screening for Barrett's Esophagus
Diagnostic Test
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 90 Years
Enrollment
295 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 5, 2018 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 4 Interventional

The Role of Anti-Reflux Surgery for Gastroesophageal Reflux Disease in Premature Infants With Bronchopulmonary Dysplasia

NCT00926276
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Bronchopulmonary Dysplasia
Interventions
Fundoplication
Procedure
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
24 Weeks to 1 Year
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Randomized Trial of Medical and Surgical Treatments for Patients With GERD Symptoms That Are Refractory to Proton Pump Inhibitors

NCT01265550
View directory record Official record
Conditions
GERD
Interventions
Nissen fundoplication, baclofen, Desipramine
Device · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 64 Years
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
15
States / cities
Birmingham, Alabama • Tucson, Arizona • Loma Linda, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Vonoprazan Compared to Placebo for Relief of Heartburn in Participants With Symptomatic Non-Erosive Gastroesophageal Reflux Disease (NERD)

NCT05195528
View directory record Official record
Conditions
Non-Erosive Gastro-Esophageal Reflux Disease, Heartburn
Interventions
Vonoprazan, Placebo
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
776 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
108
States / cities
Athens, Alabama • Cullman, Alabama • Huntsville, Alabama + 94 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2023 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 2Phase 3 Interventional Results available

The Role Of Gastroesophageal Reflux Disease (GERD) in Eosinophilic Esophagitis

NCT00728481
View directory record Official record
Conditions
Eosinophilic Esophagitis, Gastroesophageal Reflux Disease, EE, GERD
Interventions
Esomeprazole, Budesonide
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 13, 2016 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Not applicable Interventional

Telehealth-Delivered Gut-Directed Hypnotherapy for Managing GI Health

NCT06890663
View directory record Official record
Conditions
Gastrointestinal Disease, Gastrointestinal Disorders, Nervous System
Interventions
Nonspecific Hypnotherapy for Relaxation, Gut-Directed Hypnotherapy (GDH), 3-month Follow-Up
Other
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Two Vonoprazan Orally Disintegrating Tablet Formulations Administered Without Water or Mixed With Water and Administered Via a Syringe Relative to the Vonoprazan Tablet in Healthy Participants

NCT06831344
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Vonoprazan ODT-1 or ODT-2 without Water, Vonoprazan ODT-1 or ODT-2 with Water, Vonoprazan (Reference)
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Jun 27, 2026, 5:27 AM EDT
Completed Not applicable Interventional Results available

Treatment of IPF With Laparoscopic Anti-Reflux Surgery

NCT01982968
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Gastroesophageal Reflux
Interventions
Surgery
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
5
States / cities
San Francisco, California • Chicago, Illinois • Ann Arbor, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 24, 2021 · Synced Jun 27, 2026, 5:27 AM EDT