MetronidazoleAntitrichomonal AgentsNitroreductasesHelicobacter pyloriAmoxicillinClarithromycinBismuthNitroimidazolesHelicobacter InfectionsTrichomonas vaginalisBacteria, AnaerobicTinidazoleAnti-Infective AgentsTrichomonas VaginitisAnti-Ulcer AgentsClindamycinBacteroides InfectionsOmeprazoleEnterocolitis, PseudomembranousVaginosis, BacterialOrnidazoleMicrobial Sensitivity TestsTetracyclineClostridium difficileAntiprotozoal AgentsDrug Therapy, CombinationTritrichomonasNimorazoleDrug Resistance, MicrobialAmebicidesNitrofuransRosaceaBacteroidesGardnerella vaginalisDrug Resistance, BacterialRanitidineGiardia lambliaPyruvate SynthaseSuppositoriesTrichomonasBacteria, AerobicGiardiasisPeptostreptococcusDuodenal UlcerNiridazoleEntamoeba histolyticaPenicillinsPeptic UlcerOrganometallic Compounds2-PyridinylmethylsulfinylbenzimidazolesAnaerobiosisNifuratelPremedicationTrichomonas InfectionsAdministration, OralBlastocystis hominisCefoxitinAntacidsBacterial InfectionsRibotypingVancomycinAnatomistsLiver Abscess, AmebicBulgariaIodoquinolDyspepsiaLansoprazoleFusobacteriumAdministration, IntravaginalFusobacterium Infections