The Principal cytochrome P450 isoenzyme involved appears to be CYP2E1, with CYP1A2 and CYP3A4 as added pathways. Approximately 85% of the oral dose appears within the urine within 24 hours of administration, most given that the glucuronide conjugate, with small amounts of other conjugates and unchanged drug. e., several copies https://codeine.store/codeine-tesco/