Which drugs are most commonly used to treat hypertensive crises?
a. labetalol (Normodyne) and diazoxide (Hyperstat)
b. hydralazine (Apresoline) and captopril (Catapres)
c. nitroglycerin (Tridil) and sodium nitroprusside (Nipride)
d. IV enalaprilat (Vasotec) and minoxidil (Loniten)