Overview Bismuth Improves the Efficacy of Levofloxacin-containing Triple Therapy for Helicobacter Pylori Treatment Status: Completed Trial end date: 2012-10-01 Target enrollment: Participant gender: Summary To examine and compare the efficacy of 2 week Levofloxacin-containing therapies with and without Bismuth for H.pylori treatment. Phase: Phase 4 Details Lead Sponsor: Shanghai Jiao Tong University School of MedicineTreatments: AmoxicillinBismuthDexlansoprazoleLansoprazoleLevofloxacinOfloxacinPotassium CitrateProton Pump Inhibitors