Efficacy of Vonoprazan-based Rescue Therapy for H. Pylori Eradication

Empirical therapy Based on drug history: Levofloxacin sequential therapy or bismuth quadruple therapy (10 or 14 days) or quadruple therapy

Susceptibility testing guided therapy Based onsusceptibility test:Levofloxacin sequential therapy or bismuth quadruple therapy (10 or 14 days) or rifabutin quadruple therapy