Efficacies of Tetracycline-levofloxacin, Standard Bismuth, Amoxicillin-levofloxacin Quadruple Therapy for H.p
Status:
Recruiting
Trial end date:
2024-12-31
Target enrollment:
Participant gender:
Summary
1. Compare the efficacy of "Tetracycline combined with levofloxacin quadruple therapy",
"standard tincture quadruple therapy" and "amoxicillin combined with levofloxacin
quadruple therapy" on the second line of Helicobacter pylori sterilization.
2. To investigate the drug resistance of Helicobacter pylori and the host genotypes of
CYP2C19 and IL-1B-511 on the sterilizing effect of three second-line Helicobacter
pylori.