title: Penicillin in the treatment of syphilis.
mesh_terms: D004917:Erythromycin / Q000627:therapeutic use; D005260:Female; D006801:Humans; D010402:Penicillin G Procaine / Q000627:therapeutic use; D010406:Penicillins / Q000627:therapeutic use*; D011247:Pregnancy; D013587:Syphilis / Q000188:drug therapy*; D013752:Tetracycline / Q000627:therapeutic use; D014210:Treponema pallidum / Q000187:drug effects
chemical_list: D010406:Penicillins; D010402:Penicillin G Procaine; D004917:Erythromycin; D013752:Tetracycline