the hypertension in mh-rats was blocked by a low dose ( 1 mg/kg ) of propranolol , a dose which was insufficient to cure the spontanous hypertensive rats , and by a very low dose ( 20 ng/kg ) of 1-dopa with carbidopa treatment , but not by haloperidol , sulpiride , or prazosin .
C0020538
hypertension
C0033497
propranolol