<ul>
	<li>CYP3A4, CYP2C9 and CYP2C19 inhibitors and inducers: Adjust Voriconazole dosage and monitor for adverse reactions or lack of efficacy</li>
	<li>Voriconazole may increase the concentrations and activity of drugs that are CYP3A4, CYP2C9 and CYP2C19 substrates. Reduce doses of these other drugs and monitor for adverse reactions</li>
	<li>Increase maintenance oral and intravenous dosage of Voriconazole with co-administration of Phenytoin or Efavirenz</li>
</ul>