title: Syphilitic alopecia and Jarisch-Herxheimer reaction.
mesh_terms: D000328:Adult; D000505:Alopecia / Q000209:etiology*; D006801:Humans; D008297:Male; D010402:Penicillin G Procaine / Q000009:adverse effects*; D013587:Syphilis / Q000150:complications / Q000188:drug therapy*
chemical_list: D010402:Penicillin G Procaine