It is used in the treatment of acute and chronic schizophrenia and various other psychotic states with obvious positive symptoms (e.g., hallucinations, delusions, confusion of thought, hostility, suspicion) and obvious negative symptoms (e.g., dullness of reaction, apathy of emotion and social icalbook communication, lack of speech). It also relieves the emotional symptoms (e.g., depression, guilt, anxiety) associated with schizophrenia. For patients who respond to treatment in the acute phase, Vestone can continue to exert its clinical efficacy in the maintenance phase.