Samtidig brug af lægemidler, der inducerer CYP3A4, såsom carbamazepin, phenobarbital og phenytoin, kan reducere indinavirs plasmakoncentration.
Concomitant use of medicinal products that are inducers of CYP3A4, such as carbamazepine, phenobarbital and phenytoin may reduce indinavir plasma concentrations.