NOT KNOWN FACTS ABOUT CODEINE AN OPIATE

codeine and olopatadine intranasal the two improve sedation. Stay away from or Use Alternate Drug. Coadministration will increase chance of CNS depression, which can result in additive impairment of psychomotor overall performance and lead to daytime impairment.citalopram and promethazine both of those increase serotonin amounts. Use Warning/Check.