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Comparing the effectiveness of three different treatment regimens in eradicating Helicobacter pylori

Comparison of the effectiveness of three treatment regimens including a two-drug regimen of amoxicillin and venoprazone, a three-drug regimen of amoxicillin, venoprazone, and levofloxacin, and a four-drug regimen of esomeprazole, amoxicillin, metronidazole, and bismuth in eradicating Helicobacter pylori.

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20220417054557N3
Enrollment
150
Registered
2025-11-26
Start date
2025-11-22
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Helicobacter pylori infection. Helicobacter pylori [H. pylori] as the cause of diseases classified elsewhere

Interventions

Intervention 1: Intervention group: Two-drug regimen including amoxicillin 1 gram twice daily and venoprazan 20 mg twice daily for 14 days. All drugs are products of Abidi Company. Intervention 2: Int

Sponsors

Shahid Beheshti University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Age 18 to 70 years Definite diagnosis of Helicobacter pylori infection Willingness and ability to participate in the study and complete the treatment course

Exclusion criteria

Exclusion criteria: History of previous treatment for Helicobacter pylori eradication Taking antibiotics or proton pump inhibitors within the past four weeks Known allergy to any of the drugs used in the study Having significant underlying diseases or comorbidities

Design outcomes

Primary

MeasureTime frame
Helicobacter pylori eradication. Timepoint: 8 weeks after the start of the intervention. Method of measurement: Stool antigen test.

Secondary

MeasureTime frame
Side effects. Timepoint: During the 14-day treatment period. Method of measurement: Clinical history.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMahbod Sianpanah

Shahid Beheshti University of Medical Sciences

mahbod.sianpanah@gmail.com+98 21 2243 2526

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026