Question
60 of
80
Question Palette
Terazosin is an antihypertensive drug that acts by:
A
By blocking α₁-adrenoceptors
B
By blocking AT₁ receptors
C
By blocking β₁-adrenoceptors
D
By blocking H₁ receptors
Correct Option:
A
Explanation
Terazosin is a selective α₁-adrenergic receptor antagonist. Blocking vascular α₁ receptors reduces vasoconstriction, lowers peripheral vascular resistance and therefore reduces blood pressure.
