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Efficacy Comparison of 10-Day High-Dose Versus 14-Day Standard-Dose Vonoprazan Plus Amoxicillin in Helicobacter Pylori Eradication: A Multicenter Non-Inferiority Randomized Controlled Trial
Sponsor: Shandong University
Summary
This is a multicenter non-inferiority randomized controlled trial for patients infected with Helicobacter pylori. Eligible participants will be randomly split into two groups. One group will take high-dose vonoprazan combined with amoxicillin (vonoprazan 20mg tid, amoxicillin 1000mg bid) for 10 days, while the other group will receive standard-dose vonoprazan plus amoxicillin (vonoprazan 20mg bid, amoxicillin 1000mg bid) for 14 days. The main goal of this study is to compare how well the two treatment plans clear the H. pylori bacteria. We aim to check if the 10-day high-dose treatment works no worse than the 14-day standard treatment. Every participant will take a follow-up test after treatment to see if the bacteria have been eliminated.
Official title: Comparison of Eradication Efficacy Between 10-Day High-Dose Vonoprazan and 14-Day Standard-Dose Vonoprazan Combined With Amoxicillin for Helicobacter Pylori: A Multicenter, Non-Inferiority Randomized Controlled Trial
Key Details
Gender
All
Age Range
18 Years - 70 Years
Study Type
INTERVENTIONAL
Enrollment
232
Start Date
2026-07-30
Completion Date
2028-05-30
Last Updated
2026-07-22
Healthy Volunteers
No
Interventions
10-day group
vonoprazan 20mg tid and amoxicillin 1000mg tid for 10 days
14-day group
vonoprazan 20mg bid and amoxicillin 1000mg tid for 14 days