alpha 1 blockers
prazosin
terazosin
doxazosin
clonidine
guanabenz
guanfacine
methyldopa
beta blockers
propranolol
nadolol
timolol
pindolol
carteolol
metoprolol
bisoprolol
atenolol
esmolol
nebivolol
labetalol
carvedilol
reserpine
captopril, sulfur
lisinopril