The principal cytochrome P450 isoenzyme associated appears to generally be CYP2E1, with CYP1A2 and CYP3A4 as more pathways. About eighty five% of an oral dose seems during the urine within 24 hours of administration, most since the glucuronide conjugate, with small quantities of other conjugates and unchanged drug. Just after https://directorypile.com/listings13177199/codeine-bnf-max-dose-options