The Principal cytochrome P450 isoenzyme associated appears to be CYP2E1, with CYP1A2 and CYP3A4 as supplemental pathways. Close to 85% of the oral dose seems during the urine within 24 hours of administration, most as being the glucuronide conjugate, with small amounts of other conjugates and unchanged drug. Similarly there https://codeine.store/product/promethazine-cough-syrup/