GETTING MY AKORN PROMETHAZINE CODEINE TO WORK

, ritonavir) or discontinuation of the cytochrome P450 3A4 inducer for instance rifampin, carbamazepine, and phenytoin, may cause a rise in codeine plasma concentrations with subsequently increased metabolism by cytochrome P450 2D6, resulting in greater morphine degrees, which could increase or extend adverse reactions and may bring about likely fa