SulfamethoxazoleTrimethoprimTrimethoprim ResistanceTrimethoprim-Sulfamethoxazole CombinationAnti-Bacterial AgentsMicrobial Sensitivity TestsAnti-Infective AgentsDapsoneAnti-Infective Agents, UrinaryFolic Acid AntagonistsSulfadiazineAdministration, OralSulfisoxazolePneumonia, PneumocystisDrug Resistance, BacterialIntegronsDrug CombinationsUrinary Tract InfectionsTetrahydrofolate DehydrogenaseDrug Resistance, Multiple, BacterialDrug Resistance, MicrobialDrug HypersensitivityPneumocystis jiroveciiPentamidineEscherichia coliEnterobacteriaceaeTropherymaStenotrophomonas maltophiliaDrug SynergismR Factors4-Aminobenzoic AcidEscherichia coli InfectionsShigella sonneiShigellaConjugation, GeneticNocardia InfectionsDihydropteroate SynthaseCiprofloxacinFecesWhipple DiseaseRifampinSulfonamidesAmpicillinSulfamethoxypyridazineTetracyclineSalmonellaPneumocystisDrug InteractionsMegaloblastsTime FactorsDNA, BacterialNocardiaNalidixic AcidSalmonella entericaVibrio cholerae O1Drug Administration ScheduleGram-Negative Bacterial InfectionsAtovaquoneChromatography, High Pressure LiquidDysentery, BacillaryBiological AvailabilityHalf-LifeEnterobacteriaceae InfectionsDrug Therapy, CombinationHaptensElectrophoresis, Gel, Pulsed-FieldArea Under CurveStaphylococcal InfectionsCholeraFluoroquinolonesBacterial InfectionsSalmonella Infections, AnimalDose-Response Relationship, DrugTabletsCulture MediaUrinePlasmidsSerotypingColony Count, MicrobialDrug EruptionsStaphylococcus aureusPenicillin ResistanceOpportunistic InfectionsDisk Diffusion Antimicrobial TestsDouble-Blind MethodGenes, BacterialAgarMethicillin-Resistant Staphylococcus aureusSalmonella InfectionsSwine DiseasesBacteriaCommunity-Acquired InfectionsGram-Negative BacteriaHydroxylaminesCross InfectionErythromycinMetabolic Clearance Rate