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Efficacy of vonoprazan-based dual therapy and vonoprazan-based triple therapy for Helicobacter pylori eradication: A prospective randomized study

Efficacy of vonoprazan-based dual therapy and vonoprazan-based triple therapy for Helicobacter pylori eradication: A prospective randomized study

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20210623008
Enrollment
100
Registered
2021-06-23
Start date
2021-01-12
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Helicobacter pylori infection vonoprazan, dual therapy, triple therapy, Helicobacter pylori eradication

Interventions

Amoxicillin 500 mg 4 times daily and vonoprazan 20 mg twice daily, Amoxicillin 1 g twice daily, CLR-modified release (MR) 1 g once daily, and vonoprazan 20 mg twice daily,Amoxicillin 1 g twice daily,
14-day vonoprazan containing dual therapy,14-day vonoprazan triple therapy,7-day high-dose vonoprazan triple therapy,14-day vonoprazan triple therapy plus bismuth

Sponsors

Department of Medicine, Chulabhorn International College of Medicine (CICM) at Thammasat University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria for patients were: patients between the ages of 18 and 70 years old diagnosed as non-ulcer dyspepsia based on the results of esophagogastroduodenoscopy (EGD) and had positive tests for H. pylori infection.

Exclusion criteria

Exclusion criteria: The exclusion criteria included patients who previously had received H. pylori treatment therapy; who had received antibiotics, bismuth, and/or PPIs/P-CAB within the preceding 4 weeks before the enrollment, had allergy to given drug in the regimens, previously had cardiac arrhythmia including QTc prolongation, who underwent gastric surgery or who were pregnant or breastfeeding women.

Design outcomes

Primary

MeasureTime frame
Helicobacter pylori eradication rate at least 4 weeks after treatment percentage

Secondary

MeasureTime frame
Adverse event at least 8 weeks after treatment Percentages

Countries

Thailand

Contacts

Public ContactSarita Ratanaamornpin

Excellence Center in Digestive Diseases and Gastroenterology Unit, Department of Medicine, Faculty of Medicine, Thammasat University Hospital, Pathumthani, Thailand

rsaritanade@gmail.com0859568282

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026