Prevention of migraine Prevalent dose:
Patient >64 yr 5 mg once daily at night,
18-64 yr 10 mg once daily at night. Maintenance dose: Same daily dose for 5 days, followed by 2 consecutive days w/ no therapy. Repeat cycle wkly for 6 mth & may be continued if recurrence occurs.
Treatment & prevention of vestibular, cerebral & peripheral circulatory disorders Patient >64 yr 5 mg once daily at night,
18-64 yr 10 mg once daily at night until symptoms disappear.