NCT05726734

Brief Summary

Vonoprazan Amoxicillin and metronidazole based triple therapy had achieved a high cure rate in the rescue treatment of helicobacter pylori infection. This study aims to evaluate the efficacy and safety of the Vonoprazan, amoxicillin and metronidazole based triple therapy and the empiric bismuth quadruple therapy in the naive patients with Helicobacter pylori infection.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
100

participants targeted

Target at P50-P75 for phase_4

Timeline
Completed

Started Feb 2023

Typical duration for phase_4

Geographic Reach
1 country

1 active site

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 3, 2023

Completed
3 days until next milestone

Study Start

First participant enrolled

February 6, 2023

Completed
8 days until next milestone

First Posted

Study publicly available on registry

February 14, 2023

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 6, 2025

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

February 6, 2026

Completed
Last Updated

February 14, 2023

Status Verified

February 1, 2023

Enrollment Period

2 years

First QC Date

February 3, 2023

Last Update Submit

February 3, 2023

Conditions

Keywords

Helicobacter Pylori Infection

Outcome Measures

Primary Outcomes (1)

  • Helicobacter pylori eradication rate

    Six weeks after completion of therapy, H. pylori eradication was assessed by ¹³C-urea breath test. Eradication was defined as negative result from urea breath test (\<4‰) (4‰ as the cutoff value).

    Six weeks after completion of therapy

Secondary Outcomes (2)

  • Rate of adverse effects

    Within 7 days after completion of therapy

  • Compliance rate

    Within 7 days after completion of therapy

Study Arms (2)

Vonoprazan-containing Triple Therapy

ACTIVE COMPARATOR

Vonoprazan 20mg bid, Amoxicillin 1.0g tid and Metronidazole 0.4g tid for 14 days

Drug: VonoprazanDrug: Amoxicillin, Metronidazole

Empiric Bismuth Quadruple Therapy

EXPERIMENTAL

Esomeprazole 20mg bid, Bismuth Potassium Citrate 600mg bid, Amoxicillin 1.0g tid and Metronidazole 0.4g tid for 14 days

Drug: Amoxicillin, MetronidazoleDrug: Bismuth Potassium CitrateDrug: Esomeprazole

Interventions

potassium-competitive acid blocker

Vonoprazan-containing Triple Therapy

Antibiotics for H. pylori eradication

Empiric Bismuth Quadruple TherapyVonoprazan-containing Triple Therapy

Gastric mucosal protective drug with anti-H. pylori effect

Empiric Bismuth Quadruple Therapy

Proton pump inhibitor

Empiric Bismuth Quadruple Therapy

Eligibility Criteria

Age18 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Participants with non-ulcer functional dyspepsia or peptic ulcer disease
  • Ability and willingness to participate in the study and to sign and give informed consent
  • Confirmed H. pylori infection and with no previous treatment experience

You may not qualify if:

  • Less than 18 years old
  • With previous gastric surgery
  • Major systemic diseases
  • Pregnancy or lactation

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Shanghai East Hospital

Shanghai, Shanghai Municipality, 200120, China

Location

MeSH Terms

Interventions

1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamineAmoxicillinMetronidazoleEsomeprazole

Intervention Hierarchy (Ancestors)

AmpicillinPenicillin GPenicillinsbeta-LactamsLactamsAmidesOrganic ChemicalsSulfur CompoundsHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic CompoundsNitroimidazolesNitro CompoundsImidazolesAzolesHeterocyclic Compounds, 1-RingOmeprazole2-PyridinylmethylsulfinylbenzimidazolesSulfoxidesPyridinesBenzimidazoles

Study Officials

  • Yingjie Ji, M.D.

    Shanghai East Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Medical Doctor of Division of Endoscopy Center, Department of Gastroenterology of Shanghai East Hospital

Study Record Dates

First Submitted

February 3, 2023

First Posted

February 14, 2023

Study Start

February 6, 2023

Primary Completion

February 6, 2025

Study Completion

February 6, 2026

Last Updated

February 14, 2023

Record last verified: 2023-02

Data Sharing

IPD Sharing
Will not share

Locations