title: Letter: Prazosin and hydrallazine in the treatment of hypertension.
mesh_terms: D000959:Antihypertensive Agents / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005663:Furans / Q000627:therapeutic use; D006801:Humans; D006830:Hydralazine / Q000627:therapeutic use*; D006973:Hypertension / Q000188:drug therapy*; D010879:Piperazines / Q000627:therapeutic use; D011799:Quinazolines / Q000627:therapeutic use*
chemical_list: D000959:Antihypertensive Agents; D005663:Furans; D010879:Piperazines; D011799:Quinazolines; D006830:Hydralazine