Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 5:48 AM EDT

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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
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Conditions
Intestinal Metaplasia, Chronic Gastritis, Atrophic Gastritis, Autoimmune Gastritis, Intestinal Dysplasia
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Sacramento, California
Conditions
Barrett's Esophagus, Intestinal Metaplasia, Intramucosal Adenocarcinoma
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 80 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Ulcerative Colitis, Crohn Disease, Obesity, Colon Polyp, Eosinophilic Esophagitis, GERD, Gastro Esophageal Reflux, Barrett Esophagus, Esophageal Cancer, Gastritis, Gastric Ulcer, Duodenal Ulcer, Intestinal Metaplasia, Gastric Cancer, Lymphocytic Colitis, Microscopic Colitis, Celiac Sprue, IBS, Irritable Bowel Syndrome, SIBO, NAFLD, Gallstone Disease
Interventions
Not listed
Lead sponsor
Viome
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bothell, Washington
Recruiting No phase listed Observational Accepts healthy volunteers

A Study Collecting Health Information to Understand and Prevent Gastric Cancer

NCT06370143
Conditions
Gastric Atrophy, Gastric Intestinal Metaplasia, Dysplasia, Gastric Adenocarcinoma, Gastric Cancer
Interventions
Questionnaire
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2036
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Cancer
Interventions
therapeutic autologous lymphocytes
Biological
Lead sponsor
Roger Williams Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

HALO Patient Registry: Ablation of Barrett's Esophagus

NCT00848237
Conditions
Barrett Esophagus
Interventions
Radiofrequency Ablation (HALO Ablation Systems)
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
Not listed
Enrollment
5,521 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Knoxville and Other US Cities, California
Conditions
Barrett's Esophagus
Interventions
Dexlansoprazole, Dexlansoprazole Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
6
States / cities
Jacksonville, Florida • Chapel Hill, North Carolina • Knoxville, Tennessee
Conditions
Gastric Cancer, Intestinal Metaplasia of Gastric Mucosa, Helicobacter Pylori Infection, Atrophic Gastritis
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
35 Years to 84 Years
Enrollment
600 participants
Timeline
2018 – 2028
U.S. locations
1
States / cities
Stanford, California
Conditions
Barrett Esophagus, Intestinal Metaplasia, Esophageal Dysplasia
Interventions
CryoBalloon Focal Ablation System
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
11
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Baltimore, Maryland + 8 more
Conditions
Stomach Neoplasm
Interventions
Blood Collection, processing and analyses, Gastroscopy and biopsies collection, Urea Breath Test
Procedure · Diagnostic Test
Lead sponsor
National University Hospital, Singapore
Other
Eligibility
50 Years to 75 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2033
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional Results available

Ablation of Intestinal Metaplasia Containing Dysplasia

NCT00282672
Conditions
Barrett Esophagus
Interventions
Ablation System plus anti-secretory medication, Sham procedure plus anti-secretory medication
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 80 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
19
States / cities
Scottsdale, Arizona • Tucson, Arizona • Orange, California + 15 more
Conditions
Barrett's Esophagus, Esophageal Adenocarcinoma, Intestinal Metaplasia, Dysplasia
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 80 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Cleveland, Ohio
Conditions
Gastric Intestinal Metaplasia, Gastric Precancer
Interventions
Pyrvinium, Placebo
Drug
Lead sponsor
Katherine Garman
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Barrett Esophagus
Interventions
HALO Ablation System
Device
Lead sponsor
Covidien, GI Solutions
Industry
Eligibility
18 Years to 75 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
9
States / cities
Scottsdale, Arizona • Orange, California • Boston, Massachusetts + 6 more
Conditions
Barrett's Esophagus
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
5
States / cities
Boston, Massachusetts • Ann Arbor, Michigan • New York, New York + 1 more
Conditions
Cancer
Interventions
monoclonal antibody RAV12
Biological
Lead sponsor
MacroGenics
Industry
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
5
States / cities
Santa Monica, California • Washington D.C., District of Columbia • Miami, Florida + 2 more
Conditions
Barrett Esophagus, Esophageal Cancer
Interventions
WATS-3D tissue sampling prior to forceps biopsies, WATS-3D tissue sampling following forceps biopsies
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
4
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 1 more
Conditions
Barrett's Esophagus, Gastroesophageal Reflux Disease (GERD), Intestinal Metaplasia
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 80 Years
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Barrett Esophagus, Gastroesophageal Reflux
Interventions
NBI-AFI imaging, Standard Endoscopy
Other
Lead sponsor
Midwest Biomedical Research Foundation
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
2
States / cities
Kansas City, Missouri • Charleston, South Carolina
Conditions
Gastric Cancer, Non-Atrophic Gastritis, Intestinal Metaplasia
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
30 Years to 70 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
7
States / cities
Batesville, Arkansas • Stanford, California • Athens, Georgia + 4 more
Conditions
Barrett's Esophagus, Intestinal Metaplasia, Gastroesophageal Reflux Disease (GERD)
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 80 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Barrett's Esophagus With or Without Dysplasia, Patients With Early Esophageal or Gastric Cancer, Patients With Intestinal Metaplasia of the Stomach
Interventions
Not listed
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Orange, California