AmoxicillinCanadaAmoxicillin-Potassium Clavulanate CombinationAnti-Bacterial AgentsPenicillinsClavulanic AcidClarithromycinClavulanic AcidsMetronidazoleMicrobial Sensitivity TestsHelicobacter pyloriDrug Therapy, CombinationHelicobacter InfectionsOmeprazole2-PyridinylmethylsulfinylbenzimidazolesAmpicillinPenicillin ResistanceOtitis MediaAnti-Ulcer AgentsDrug Resistance, BacterialStreptococcus pneumoniaeLansoprazoleFurazolidoneRabeprazolebeta-LactamsBismuthCefaclorAnti-Infective AgentsCefuroximeProton Pump InhibitorsAzithromycinbeta-LactamasesHaemophilus influenzaePneumococcal InfectionsTetracyclineLevofloxacinOtitis Media with EffusionAdministration, OralTonsillitisPenicillin VAza CompoundsLactamsCyclacillinCefiximeOfloxacinProbenecidPenicillin-Binding ProteinsDrug Resistance, Multiple, BacterialCefotaximeCephalosporinsSuspensionsBacteria, AnaerobicDuodenal UlcerPenicillin Gbeta-Lactam ResistanceTreatment OutcomeBacterial InfectionsAcute DiseaseRespiratory Tract InfectionsMoraxella (Branhamella) catarrhalisColony Count, MicrobialTinidazoleRanitidinePneumonia, PneumococcalUrinary Tract InfectionsTrimethoprim-Sulfamethoxazole CombinationPeptic UlcerDrug CombinationsHaemophilus InfectionsAntibiotic ProphylaxisTachypneaSulbactamCephalexinDrug EruptionsSinusitisBacteria, AerobicOntarioDouble-Blind MethodDyspepsiaFluoroquinolonesDrug Resistance, MicrobialDrug Administration ScheduleTooth ExtractionPenicillanic AcidEaracheSulfoxidesCommunity-Acquired InfectionsNigella sativaQuinolinesBreath TestsPneumonia, BacterialOrganometallic CompoundsTreatment FailureOtitisPharyngitisFluid ShiftsClindamycinErythromycinNasopharyngeal DiseasesStreptococcal Infections