, ritonavir) or discontinuation of the cytochrome P450 3A4 inducer such as rifampin, carbamazepine, and phenytoin, might lead to a rise in codeine plasma concentrations with subsequently greater metabolism by cytochrome P450 2D6, causing better morphine concentrations, which could increase or extend adverse reactions and will cause probably lethal respiratory https://israelaeebx.bluxeblog.com/64389488/top-guidelines-of-akorn-codeine