IV Loss of consciousness due to head trauma or brain surgery
100-500 mg, 1-2 times daily. Psychological or nervous disorders in cases of impaired consciousness in acute cerebral infarction
1,000 mg once daily for 2 consecutive wk. Post-hemiplegia apopletic cases
1,000 mg once a day for 4 consecutive wk, if improvement is seen, continue for another 4 wk.