The principal cytochrome P450 isoenzyme included seems to become CYP2E1, with CYP1A2 and CYP3A4 as extra pathways. Roughly 85% of an oral dose seems in the urine in 24 several hours of administration, most as being the glucuronide conjugate, with smaller amounts of other conjugates and unchanged drug (see OVERDOSAGE) for toxicity information and fa