Cilostazol With Nimodipine to Improve Outcome After Aneurysmal Subarachnoid Hemorrhage

100 mg orally or via feeding tube twice daily for 14 days, starting within 96 hours after aneurysmal subarachnoid hemorrhage onset. Tablets may be crushed for enteral administration.

Oral or enteral placebo, visually identical to cilostazol, twice daily for 14 days, starting within 96 hours after hemorrhage onset.

Administered orally, enterally, or intravenously for 21 days as part of standard of care. Dose, route, and duration determined by treating physician according to clinical condition and guidelines.