<unk>  is a Calcium Channel Blocker that is FDA approved for the treatment of improvement of neurological outcome by reducing the incidence and severity of ischemic deficits in patients with subarachnoid hemorrhage from ruptured intracranial berry aneurysms regardless of their post-ictus neurological condition. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include Hypotension， Diarrhea， Nausea， Headache.
Nimodipine
Manidipine
Benidipine
Lacidipine
Lercanidipine
Clevidipine
Budipine
Bamipine