<ul>
	<li>Contraceptives: 12 mg once daily may decrease the effectiveness of hormonal contraceptives containing levonorgestrel.</li>
	<li>Moderate and Strong CYP3A4 Inducers (including carbamazepine, oxcarbazepine, and phenytoin): increase the clearance of Perampanel and decrease Perampanel plasma concentrations.</li>
</ul>