levomepromazine has prominent tranquilizer and anticholinergic / sympatholytic effects ( water mouthed , hypotension , sinus tachycardia , extreme night flashes ) and causes massive weight gain . these side actions likely do not require to give the treatment in years desired for full remission of schizophrenia , so it has to be mixed with a more sensitive paxil .
Levomepromazine causes schizophrenia.