This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pharmacology
Drug indicated in case of subarachnoid hemorrhage: 
Select and explain. 
A. Nimodipine, B. Amlodipine, C. Diltiazem, D. Verapamil
A: Nimodipine
Answer: A: Nimodipine 
Explanation: Ans. A. NimodipineNimodipine is cerebro selective calcium channel blocker. Given in patients with hemorrhagic stroke. Nicardipine also have similar effects. This drugs reverse the cerebral vasospasm.