Antihypertensive drug causing erectile dysfunction?

Antihypertensive drug causing erectile
dysfunction?
a) Calcium channel blocker
b) ACE inhibitors
c) AT 1 receptor antagonists
d) 13-blockers

Correct Answer - D
Ans. D. 13-blockers
Important drugs causing erectile dysfunction
Beta-blockers
Diuretics (especially thiazide)
Lithium
Clonidine
OCPs
TCAs & SSRIs
Sedatives/hypnotics