Control group:PPI-based Bismuth Quadruple therapy

Vonoprazan-based Bismuth Quadruple therapy containing amoxicillin and furazolidone as rescue therapy on treatment of Helicobacter pylori infection

Vonoprazan-Based Bismuth Quadruple therapy containing doxycycline and metronidazole as first-line Helicobacter pylori treatment in patients allergic to penicillin

Vonoprazan and tetracycline dual therapy as first-line treatment for Helicobacter pylori infection in patients allergic to penicillin: A prospective, multicenter,randomized controlled, open label trial