AmoxicillinAmpicillinAmpicillin ResistanceAnti-Bacterial AgentsAmoxicillin-Potassium Clavulanate CombinationPenicillinsMicrobial Sensitivity TestsSulbactamClavulanic AcidPenicillin ResistanceClavulanic AcidsClarithromycinMetronidazoleDrug Therapy, CombinationPivampicillinDrug Resistance, BacterialHaemophilus influenzaebeta-LactamasesHelicobacter pyloribeta-LactamsTetracyclineDrug Resistance, MicrobialHelicobacter InfectionsOmeprazolePenicillin G2-PyridinylmethylsulfinylbenzimidazolesCephalosporinsProbenecidStreptococcus pneumoniaePenicillanic AcidDrug Resistance, Multiple, BacterialCephalexinAdministration, OralOtitis MediaCefuroximeAnti-Infective AgentsGentamicinsTrimethoprimChloramphenicolPenicillin VSulfamethoxazoleAnti-Ulcer AgentsFurazolidoneEnterococcus faecalisTrimethoprim-Sulfamethoxazole CombinationLansoprazolePenicillin-Binding ProteinsHaemophilus InfectionsLactamsCefaclorCefotaximeEscherichia coliEnterobacteriaceaeGram-Positive Bacterial InfectionsRabeprazoleUrinary Tract InfectionsPenicillinaseDrug Combinationsbeta-Lactam ResistanceBacterial InfectionsR FactorsCeftriaxoneCyclacillinAzithromycinColony Count, MicrobialBismuthCloxacillinDrug Administration ScheduleBacteria, AnaerobicFecesNitrofurantoinOfloxacinTreatment OutcomeKlebsiellaCiprofloxacinDrug SynergismMoraxella (Branhamella) catarrhalisBacteriaPneumococcal InfectionsAntibiotic ProphylaxisCefiximeProton Pump InhibitorsEnterococcus faeciumAza CompoundsDysentery, BacillaryEndocarditis, BacterialSulfisoxazoleHalf-LifeCarbenicillinSuspensionsTalampicillinDouble-Blind MethodErythromycinDNA, BacterialStreptococcal InfectionsCephaloridineLevofloxacinTime FactorsRespiratory Tract InfectionsEscherichia coli Infections