Which drug acts directly on the peripheral arteries, causing them to dilate and leading to decreased blood pressure?
a. minoxidil (Lonitin)
b. propranolol (Inderal)
c. captopril (Capoten)
d. diltiazem (Cardizem)
A
Minoxidil is a direct vasodilator that acts on peripheral arteries, causing them to dilate (widen) and leading to decreased blood pressure. Propranolol is a beta blocker, captopril is an angioten-sin-converting enzyme inhibitor, and diltiazem is a calcium channel blocker.
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