<unk> (tablet) is an antipsychotic agent, anti-dyskinesia agent that is FDA approved for the treatment of manifestations of psychotic disorders, for the control of tics and vocal utterances of Tourette’s Disorder in children and adults. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include hypotension, constipation, xerostomia, akathisia, dystonia, extrapyramidal disease, somnolence, blurred vision.
Haloperidol 
Chlorpromazine 
Domperidone
Ketobemidone
Diphenidol
Sertindole
Iprindole
Clozapine