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mash

75-year-old female with a blood pressure of 180/95 mmHg is treated with terazosin. What is the mechanism of action of terazosin?
A. -adrenergic receptor agonist
B. -adrenergic receptor antagonist
C. -adrenergic receptor agonist
D. -adrenergic receptor antagonist
E. Ganglionic blocking agent
F. Depletion of nerve terminal storage of NE
G. Direct smooth-muscle vasodilator
H. ACE antagonist
I. Angiotensin receptor antagonist

amruta

B and D Why do they say the same thing?

mash

A is alpha 1 agonist
B is alpha 1 antagonist
C is alpha 2 agonist
D is alpha 2 antagonist

amruta

oh okay...it's an alpha 1 selective antagonist......Used for htn and urinary retention in BPH

rabkins

sure thing..amruta!!
B IT IS!!

uric

B and D are same.................

ravisomas

B