keywords ANTIPSYCHOTIC-DRUGS Antidepressants CYTOCHROME-P450 2D6 DOPAMINE D-3 RECEPTOR EXTRAPYRAMIDAL SYMPTOMS INDUCED WEIGHT-GAIN Life Sciences & Biomedicine PLASMA-CONCENTRATIONS PROPHYLACTIC LITHIUM RESPONSE Psychiatry RISPERIDONE TREATMENT SEROTONIN TRANSPORTER GENE Science & Technology TRYPTOPHAN-HYDROXYLASE antipsychotics lithium mood stabilizers pharmacogenetics risperidone selective serotonin re-uptake inhibitors (SSRIs)