Late vasospasm is very difficult to control, since it is caused by strong chemical reaction to the smooth muscle.
Aoyagi
Norio
N
D006801:Humans; D002532:Intracranial Aneurysm / Q000601:surgery*; D009131:Muscle, Smooth, Vascular / Q000187:drug effects; D009529:Nicardipine / Q000494:pharmacology / Q000627:therapeutic use*; D014665:Vasodilator Agents / Q000494:pharmacology / Q000627:therapeutic use*; D020301:Vasospasm, Intracranial / Q000209:etiology* / Q000517:prevention & control*
D014665:Vasodilator Agents; D009529:Nicardipine