title: [Antihypertensive effects of ecarazine hydrochloride in essential hypertension and its action on the renin-aldosterone system].
mesh_terms: D000328:Adult; D000368:Aged; D000450:Aldosterone / Q000097:blood*; D000959:Antihypertensive Agents / Q000494:pharmacology*; D002986:Clinical Trials as Topic; D005260:Female; D006571:Heterocyclic Compounds / Q000627:therapeutic use*; D006801:Humans; D006834:Hydrazines / Q000627:therapeutic use; D006973:Hypertension / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D011724:Pyridazines / Q000627:therapeutic use*; D012083:Renin / Q000097:blood*
chemical_list: D000959:Antihypertensive Agents; D006571:Heterocyclic Compounds; D006834:Hydrazines; D011724:Pyridazines; D000450:Aldosterone; D012083:Renin