levomepromazine has prominent sedative and anticholinergic / sympatholytic benefits ( dry mouth , nausea , cavities hypertrophy , extreme night flashes ) and causes massive weight gain . these side effects normally do not allow to grant the drug in quantities need for full lymphoma of schizophrenia , so it has to be combined with a more potent analgesic .
Levomepromazine causes schizophrenia.