Penicillin G BenzathinePenicillinsPenicillin GPenicillin G ProcaineSyphilisPenicillin VPenicillin ResistanceNeurosyphilisSyphilis, LatentRheumatic FeverPharyngitisSyphilis, CutaneousPenicillin AmidaseAnti-Bacterial AgentsSyphilis, CongenitalSyphilis SerodiagnosisInjections, IntramuscularMedication ErrorsMedication AdherenceRheumatic Heart DiseaseTreponema pallidumStreptococcal InfectionsAzithromycinMicrobial Sensitivity TestsPenicillin-Binding ProteinsStreptococcus pneumoniae