With long-term admission paracetamol can enhance the effect of anticoagulants (derivatives of dicumarin).
Strengthens the action of inhibitors MAO.
Reduces the effectiveness of uricosuric preparations.
Caffeine accelerates the absorption of ergotamine.
With simultaneous use paracetamol increases the time taken to withdraw chloramphenicol 5 times.
The use of paracetamol and ethanol simultaneously increases the probability of development of hepatotoxic effects and acute pancreatitis.
Small overdoses of the drug with simultaneous use with barbiturates, phenytoin, ethanol, rifampicin, phenylbutazone, tricyclic antidepressants and other stimulants of microsomal oxidation increase the possibility of developing severe intoxications.
Inhibitors of microsomal oxidation (cimetidine) reduce the risk of hepatotoxic effects.
Metoclopramide and domperidone increase, and colestramine reduces absorption.