diazoxide,
hyperstat vasodilator (trade name Hyperstat) used to treat severe hypertension
apresoline,
hydralazine an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure
loniten,
minoxidil,
rogaine a vasodilator (trade name Loniten) used to treat severe hypertension; one side effect is hirsutism so it is also sold (trade name Rogaine) as a treatment for male-patterned baldness
nitrospan,
nitrostat trade names for nitroglycerin used as a coronary vasodilator in the treatment of angina pectoris