Certain tricyclic antidepressants (eg, clomipramine, desipramine):Plasma levels of certain tricyclic antidepressants may be increased.
Clomipramine:Plasma levels may be increased by modafinil.
Contraceptives, oral:Efficacy may be decreased by modafinil, increasing the risk of unintended pregnancy.
Cyclosporine:Blood levels may be decreased by modafinil.
MAOIs (eg, isocarboxazid):Use with caution.
Methylphenidate:May delay the absorption of modafinil.
Phenytoin:Increased risk of phenytoin toxicity.
Triazolam:Triazolam concentration may be decreased, reducing the clinical effect.
Warfarin:Monitor PT.
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