<unk>  is used as a treatment, but not as a cure, for hyperkinetic disorders such as: * Huntington's disease – specifically, the chorea associated with it * Tourette syndrome and other tic disorders * Tardive dyskinesia, a serious and sometimes irreversible side effect of long-term use of many antipsychotics, mainly typical antipsychotics * Hemiballismus, spontaneous flinging limb movements due to contra-lateral subthalamic nucleus damage<unk>  has been used as an antipsychotic in the treatment of schizophrenia, both in the past and in modern times.
Tetrabenazine
Tetrabamate
Tiagabine
Retigabine
Lamotrigine
Mesuximide
Deutetrabenazine
Levetiracetam