- thio·rid·a·zine .thī-ə-'rid-ə-.zēn, -zən n a phenothiazine tranquilizer used in the form of its hydrochloride C21H26N2S2·HCl for relief of anxiety states and in the treatment of psychotic disorders and severe childhood behavioral problems see MELLARIL
* * *n.a phenothiazine antipsychotic drug used in the treatment of a range of mental, behavioural, and emotional disturbances, including schizophrenia. The drug is given by mouth; side-effects include faintness, dizziness, dry mouth, and impairment of sexual function. Trade name: Melleril.
* * *thi·o·rid·a·zine (thi″o-ridґə-zēn) [USP] a phenothiazine compound having antipsychotic and sedative effects, used in the treatment of schizophrenia and acute psychotic episodes, for the relief of anxiety, agitation, and depression in mood disorders, and for the treatment of disruptive behavior disorders in children; administered orally.
Medical dictionary. 2011.