VITAMIN-E TREATMENT OF TARDIVE-DYSKINESIA

Objective: The authors studied the effects of vitamin E treatment of t ardive dyskinesia; earlier studies have produced contradictory results . Method: Twenty-eight patients with tardive dyskinesia were treated i n a double-blind, parallel-group comparison study of 8-12 weeks of tre atment with vitamin E (1600 IU/day) or matching placebo capsules. Resu lts: The Abnormal Involuntary Movement Scale scores of the patients tr eated with vitamin E improved significantly compared to the scores of the patients given placebo. Conclusions: These results support earlier findings of the efficacy of vitamin E in treating tardive dyskinesia.