VPT-0058
QUESTION
Calcium channel blocker is?
OPTIONS
(A) Verapamil
(B) Nifedipine
(C) Diltiazem
(D) All of these
ANSWER
(D) All of these
EXPLANATION
Verapamil, nifedipine, and diltiazem all block L-type calcium channels, although they differ in their cardiac and vascular selectivity. Therefore, all of these is correct and each individual drug alone is an incomplete response.
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