Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 26, 2026, 6:56 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Helicobacter Pylori Infection, Post-Treatment, Efficacy
Interventions
PyloPlus UBT System, Histology, Rapid Urease Test, Comparator Breath Test, Stool Antigen Test
Combination Product · Diagnostic Test
Lead sponsor
ARJ Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Doral, Florida • Union City, New Jersey
Conditions
H. Pylori Infection, Gastric Cancer, Gastritis H Pylori
Interventions
PYTEST® 14C-Urea Capsule Breath Test (at Home), PYTEST® 14C-Urea Capsule Breath Test (Standard Retesting In-Person)
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Miami, Florida
Conditions
Helicobacter Pylori Infection
Interventions
Breath Test Collection bags
Other
Lead sponsor
Meridian Bioscience, Inc.
Industry
Eligibility
18 Years and older
Enrollment
193 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
9
States / cities
Baltimore, Maryland • Chevy Chase, Maryland • Detroit, Michigan + 6 more
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
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Changes Associated With H. Pylori and Gastric Carcinogenesis

NCT02164409
Conditions
Bacterial Infection Due to Helicobacter Pylori (H. Pylori)
Interventions
Endoscopy tissue collection
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Pseudomyxoma Peritonei, Appendiceal Neoplasms
Interventions
PrevPac (Prevacid, Amoxicillin, Clarithromycin)
Drug
Lead sponsor
Mercy Medical Center
Other
Eligibility
21 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Helicobacter Pylori Infection, Helicobacter Pylori, Helicobacter Pylori Gastrointestinal Tract Infection, H. Pylori Infection, H. Pylori Gastrointestinal Disease
Interventions
HEAPE, Pre-HEAPE
Procedure
Lead sponsor
Christopher C. Thompson, MD, MSc
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Patient-Centered Cancer Prevention In Chinese Americans

NCT03340454
Conditions
H. Pylori Infection
Interventions
Test-and-treat EHR-CHW intervention, Usual care of EHR-only intervention
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Gastritis, Peptic Ulcer, Peptic Ulcer Perforation, Stomach Ulcer
Interventions
Urea Breath Test (UBT) for H. pylori infection
Other
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Washington D.C., District of Columbia
Not listed Not applicable Interventional Accepts healthy volunteers

Standard Triple Therapy vs Sequential Therapy in Treatment of H Pylori Infection

NCT01723059
Conditions
Helicobacter Infection
Interventions
Standard Triple Therapy, Sequential Therapy
Drug
Lead sponsor
Dallas VA Medical Center
Federal
Eligibility
18 Years to 85 Years
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Healthy
Interventions
E3810, Aciphex (rabeprazole), Nexium (esomeprazole)
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Phase 2 Interventional Results available

ARJ C13 Urea Breath Test System

NCT04036838
Conditions
H. Pylori Infection
Interventions
PyloPlus UBT System, Histology, Rapid Urease Test, H.pylori Culture
Combination Product · Diagnostic Test
Lead sponsor
ARJ Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
6
States / cities
Clearwater, Florida • Clermont, Florida • Largo, Florida + 2 more
Conditions
Dyspepsia, Helicobacter Pylori Infection
Interventions
RHB-105, Placebo
Drug
Lead sponsor
RedHill Biopharma Limited
Industry
Eligibility
18 Years to 65 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
12
States / cities
Anaheim, California • Chino, California • Jupiter, Florida + 8 more
Conditions
Helicobacter Pylori Infection
Interventions
Vonoprazan, Amoxicillin, Clarithromycin, Lansoprazole
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,046 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
106
States / cities
Anniston, Alabama • Athens, Alabama • Birmingham, Alabama + 84 more
Not listed Not applicable Interventional Accepts healthy volunteers

Feasibility Study of Phototherapy System to Treat H Pylori

NCT00306280
Conditions
Helicobacter Pylori
Interventions
Phototherapy
Device
Lead sponsor
LumeRx
Industry
Eligibility
18 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
3
States / cities
Boston, Massachusetts • Worcester, Massachusetts • Minneapolis, Minnesota
Conditions
Helicobacter Pylori Infection
Interventions
OBMT
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
2
States / cities
Ann Arbor, Michigan • Milwaukee, Wisconsin
Conditions
Helicobacter Pylori Infection
Interventions
BreathID® Hp System, BreathID® Hp Lab System, Stool Test
Device · Drug · Diagnostic Test
Lead sponsor
Meridian Bioscience, Inc.
Industry
Eligibility
3 Years to 18 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
5
States / cities
Shreveport, Louisiana • Flowood, Mississippi • Nashville, Tennessee + 2 more
Completed No phase listed Observational Accepts healthy volunteers

Epidemiology of H. Pylori Transmission

NCT02740140
Conditions
Communicable Diseases
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 55 Years
Enrollment
1,750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
2
States / cities
San Jose, California • Stanford, California
Conditions
Suspicion of Being Infected With H.Pylori
Interventions
Modified BreathID
Device
Lead sponsor
Meridian Bioscience, Inc.
Industry
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
East Brunswick, New Jersey
Completed Phase 4 Interventional Results available

POCone-UBiT-IR300 Pediatric Comparison Study

NCT01623154
Conditions
Bacterial Infection Due to Helicobacter Pylori (H. Pylori)
Interventions
Pranactin citric solution
Other
Lead sponsor
Otsuka America Pharmaceutical
Industry
Eligibility
3 Years to 18 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Miami, Florida • El Paso, Texas • Houston, Texas
Conditions
Gastroesophageal Reflux Disease
Interventions
rabeprazole, pantoprazole
Drug
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Helicobacter Pylori and Body Iron in Adults

NCT03146325
Conditions
Helicobacter Pylori Infection
Interventions
BISMUTH TETRACYCLINE METRONIDAZOLE OMEPRAZOLE, MATCHING PLACEBO
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Completed No phase listed Observational Accepts healthy volunteers

Oral H. Pylori Prevalence in Intellectually & Developmentally Disabled Adults

NCT00841490
Conditions
Helicobacter Pylori Infection
Interventions
Not listed
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 90 Years
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
2
States / cities
Louisville, Kentucky • Somerset, Kentucky
Conditions
Irritable Bowel Syndrome
Interventions
Bifidobacterium infantis, Pancrelipase, Nitazoxanide, Placebo
Drug
Lead sponsor
American Academy of Family Physicians
Other
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
9
States / cities
Lomita, California • Leawood, Kansas • Baton Rouge, Louisiana + 4 more