Reverse hybrid therapy is a one-step two-phase treatment for Helicobacter pylori infection with less cost than standard triple therapy. Whether reverse hybrid therapy can replace standard triple therapy as the recommended first-line treatment is unknown. The investigators compared the efficacy of 12-day reverse hybrid therapy and 12-day standard triple therapy in first-line treatment.
For this multicentre, single-blind, and randomized-controlled trial (REHYTRI study), the investigator recruited patients with H pylori infection. Using a computer-generated randomization sequence, the investigator randomly allocated patients to either 12-day reverse hybrid therapy (pantoprazole 40 mg, amoxicillin 1 g, clarithromycin 500 mg and metronidazole 500 mg for the first 7 days, followed by pantoprazole 40 mg, amoxicillin 1 g for another 5 days; with all drugs given twice daily) or a 12-day standard triple therapy (pantoprazole 40 mg, clarithromycin 500 mg, amoxicillin 1 g for 12 days; with all drugs given twice daily) at a 1:1 ratio. Our primary outcome was the eradication rate by intention-to-treat and per-protocol analyses.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
440
pantoprazole 40 mg b.d., amoxicillin 1 g b.d., clarithromycin 500 mg b.d. and metronidazole 500 mg b.d. for the first 7 days, followed by pantoprazole 40 mg b.d. and amoxicillin 1 g b.d. for another 5 days
pantoprazole 40 mg b.d., clarithromycin 500 mg b.d., and amoxicillin 1 g b.d. for 12 days
Kaohsiung Veterans General Hospital
Kaohsiung City, Taiwan
Number of Participants in Which H. Pylori Was Eradicated
Evaluate eradication outcome by endoscopy urease test and histology or urea breath test
Time frame: at the 6th week after the end of anti- H. pylori therapy
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