Nimodipine tablets can be used for the treatment of a variety of diseases, and the usage varies for different diseases. For the treatment of ischemic cerebrovascular disease, it is recommended that 30-120 mg be taken in 3 divided doses daily for 1 month. For the treatment of cerebral vasospasm caused by subarachnoid hemorrhage, the dose is 40-60mg once a day, 3-4 times a day. If it is for the treatment of sudden deafness, the dose is 40-60mg in 3 doses, but the course of treatment is 5 days as a course, and usually 3-4 courses of medication are sufficient. If it is used for the treatment of mild to moderate hypertension, patients with combined cerebrovascular disease can preferably use Nimodipine tablets for the treatment of hypertension, the oral dose is 40mg each time, 3 times a day, but it should be noted that the maximum dose can only be up to 240mg.