Shoest acting calcium channel blocker ?
Ans. is 'c' i.e., Nimodipine Nimodipine is shoest acting CCB. -Katzung 10/1/2 - 191 Nimodipine selectively relaxes cerebral vasculature - can be used in subarachnoid haemmorrhage or ruptured congenital intracranial aneurism. Amlodipine is longest acting CCB. Amlodipine has maximum oral bioavailabilitv. Nisoldipine has minimum oral bioavailability.
Verapami I
Amlodipine
Nimodipinc
Diltiazam