title: The discovery of bretylium and bethanidine.
mesh_terms: D000818:Animals; D001627:Bethanidine / Q000266:history / Q000494:pharmacology*; D001794:Blood Pressure / Q000187:drug effects*; D001949:Bretylium Compounds / Q000266:history / Q000494:pharmacology*; D005728:Ganglia, Sympathetic / Q000187:drug effects; D006146:Guanidines / Q000494:pharmacology*; D049673:History, 20th Century; D006801:Humans; D006973:Hypertension / Q000503:physiopathology*; D013565:Sympatholytics / Q000494:pharmacology
chemical_list: D001949:Bretylium Compounds; D006146:Guanidines; D013565:Sympatholytics; D001627:Bethanidine