in healthy subjects 85 to 95 % of a therapeutic dose is excreted in the urine within 24 hours with about 4 , 55 , 30 , 4 and 4 % appearing as unchanged paracetamol and its glucuronide , sulphate , mercapturic acid and cysteine conjugates , respectively .
C0001047
mercapturic acid
C0010654
cysteine