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Randomized comparative trial of vonoprazan and esomeprazole in triple therapy for the eradication of Helicobacter pylori.

Randomized comparative trial of vonoprazan and esomeprazole in triple therapy for the eradication of Helicobacter pylori. - Comparative trial of vonoprazan and esomeprazole for the eradication of Helicobacter pylori (VEHP trial)

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000018654
Enrollment
520
Registered
2015-08-14
Start date
2015-06-08
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

Chronic gastritis with Helicobacter pylori infection

Interventions

Vonoprazan 40mg, ABPC 1500mg, CAM 400mg, for the first 7days, with all drugs given twice daily Esomeprazole 40mg, ABPC 1500mg, CAM 400mg, for the first 7 days, with all drugs given twice daily

Sponsors

Takamatsu Redcross Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who received a diagnosis of Helicobacter pylori gastritis by any one method of a rapid urease test, a urea breath test, a blood antibody test, a stool antigen test, and microbial culture.

Exclusion criteria

Exclusion criteria: 1. Patients who suggested or received a diagnosis of other infectious diseases. 2. Patients who received a diagnosis of acute gastritis, advanced gastric cancer, gastric MALT lymphoma, and postgastrectomy by endoscopic examination. 3. Patients who have coexisting severe heart disease, liver disease, renal disease, respiratory disease, metabolic disease, and neuromuscular disease. 4. Patients who received any one of lansoprazole, esomeprazole, omeprazole, and vonoprazan within 2 weeks. 5. Patients who have histories of eradication therapy for Helicobacter pylori. 6. Patients who have a past history of allergy for vonoprazan, esomeprazole, amoxicillin, clarithromycin, and metronidazor. 7. Pregnancy.

Design outcomes

Primary

MeasureTime frame
Eradication rate of the first-line therapy assessed by a urea breath test from 6 to 10 weeks after cessation of therapy.

Secondary

MeasureTime frame
Eradication rate of second-line therapy with vonoprazan in the patients who failed first-line therapy.

Countries

Japan

Contacts

Public ContactHiroyuki Tamaki

Takamatsu Redcross Hospital Gastroenterology

h-tama@gc4.so-net.ne.jp087-831-7101

Outcome results

None listed

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