serotonin alterations

Is Serotonin High Or Low In Schizophrenia? Compared with healthy subjects, schizophrenic patients may also have increased levels of serotonin and decreased levels of norepinephrine in the brain. How is serotonin affect in schizophrenia? Serotonin has been implicated in a variety of behaviors and somatic functions that are disturbed in schizophrenia: cognition, including memory; perception