thioridazine

n. A relatively weak antipsychotic drug of the family of older, antipsychotic drugs often referred to as typical antipsychotics. It works primarily by blocking dopamine D2 receptors; it has serious side effects, including tardive dyskinesia, extrapyramidal symptoms, and sedation, and may cause blindness or brain damage with high doses or with long-term usage. Also called thioridazine chloride and Mellaril.