One of the phenothiazine derivatives, of value as an antipsychotic drug. (See also NEUROLEPTICS.)
n. a phenothiazine *antipsychotic drug used for the treatment of schizophrenia and other psychotic disorders. Side-effects include abnormal muscular movements (see extrapyramidal effects).
n. a phenothiazine *antipsychotic drug used to treat schizophrenia, mania, anxiety, and severe agitation and to prevent and treat severe nausea and vomiting. Side-effects are similar to those of *fluphenazine.... perphenazine