SyphilisPenicillinsPenicillin GPenicillin VSyphilis, CongenitalPenicillin ResistanceSyphilis SerodiagnosisPenicillin G ProcainePenicillin AmidasePenicillin G BenzathineSyphilis, CutaneousTreponema pallidumSyphilis, LatentAnti-Bacterial AgentsNeurosyphilisMicrobial Sensitivity TestsPenicillin-Binding ProteinsStreptococcus pneumoniaePenicillinaseReaginsSyphilis, CardiovascularMuramoylpentapeptide CarboxypeptidaseGonorrheaAmpicillinPeptidyl TransferasesHexosyltransferasesCephalosporinsNeisseria gonorrhoeaePneumococcal InfectionsStreptococcal InfectionsYawsCloxacillinDrug HypersensitivityCeftriaxoneAntitreponemal AgentsAcremoniumErythromycinPregnancy Complications, InfectiousDrug Resistance, Microbialbeta-LactamsStreptococcusCephaloridineCefotaximePharyngitisSpectinomycinDrug Resistance, Bacterialbeta-LactamasesGentamicinsCarbenicillinBacterial ProteinsPenicilliumCephalothinOxacillinChancreTetracyclineLactamsProbenecidEndocarditis, BacterialTonsillitisPeptidoglycanStaphylococcusProteusTime FactorsSexually Transmitted DiseasesClindamycinPenicillanic AcidAmoxicillinStreptomycinHomosexuality, MaleSerotypingCulture MediaHIV InfectionsMacrolidesCefuroximeChloramphenicolTreponema Immobilization TestAntibodies, BacterialEscherichia coliViridans StreptococciFluorescent Treponemal Antibody-Absorption TestDicloxacillinAdministration, OralHemagglutination TestsAzithromycinPhenylacetatesBacteriaStaphylococcus aureusStreptococcus pyogenesMethicillinPrevalenceInjections, IntramuscularStreptococcus sanguisNeisseria meningitidisPregnancyCefiximeAnti-Infective AgentsDose-Response Relationship, DrugTicarcillinCarrier ProteinsDrug Therapy, Combination