Levofloxacin-containing triple therapy versus bismuth-based quadruple therapy as regimens for second line anti- Helicobacter pylori

摘要

Background:Although the prevalence of Helicobacter pylori infection decreased following the hygiene promotion and application of proper anti- H.pylori treatments, unfortunately gradual increase is reported in treatment failure; hence, application of a proper treatment regimen as a second-line therapy is of great importance.