title: Calcium antagonists in systemic hypertension: focus on verapamil. Concluding remarks. Part I.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology; D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D006801:Humans; D006973:Hypertension / Q000188:drug therapy* / Q000503:physiopathology; D012084:Renin-Angiotensin System; D012106:Research; D014661:Vasoconstriction / Q000187:drug effects; D014700:Verapamil / Q000627:therapeutic use*
chemical_list: D002121:Calcium Channel Blockers; D014700:Verapamil; D002118:Calcium