Appropriate diagnosis time and method of H. pylori infection under taking vonoprazan.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1091220241

Enrollment

Registered

2016-02-01

Start date

2016-02-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Helicobacter pylori gastritis

Interventions

Intervention type:DRUG Name of intervention:vonoprazan Dose form / Japanese Medical Device Nomenclature:TABLET Route of administration / Site of application:ORAL Dose per administration:20 mg Dosing f

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 20 years old or older No past H. pylori eradication treatment Informed consent is provided

Exclusion criteria

Exclusion criteria: Past history of the gastric operation Open peptic ulcer, gastric tumor Taking proton pump inhibitor, ecabet Na, antibiotics

Design outcomes

Primary

Measure	Time frame
13C-urea breath test, H.pylori stool antigen	—

Countries

Japan

Contacts

Public ContactChieko Kato

Toyama City Medical Association

k-chieko@p1.coralnet.or.jp+81-76-422-4811

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026