1. The effect of paracetamol overdoses on its disposition was investig
ated in cholestatic rats. 2. Paracetamol plasma concentration and hepa
tic accumulation decrease about 70-80% in cholestatic rats. 3. Cholest
atic rats intoxicated with paracetamol showed less hepatic damage as c
oncluded from biochemical and histological findings. These data are co
rrelated with liver and plasmatic paracetamol. 4. These results indica
te a decrease in paracetamol toxicity related to stagnant bile.