Table 1

List of antidopaminergic medication included in this analysis

DrugNumber of patients on each drug
Group 1 (n=466*)Group 2 (n=90*)
On two or more of the below17553
Tetrabenazine18828
Sulpiride3416
Haloperidol6619
Olanzapine15649
Tiapride11827
Risperidone9851
Quetiapine458
  • Group 1: patients on antidopaminergic medication throughout the study. Group 2: patients started on antidopaminergic medications part way through the study.

  • *Some patients were on more than one of the drugs.