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Perampanel

Also known as: Fycompa

Noncompetitive AMPA Glutamate Receptor AntagonistAMPA Receptor AntagonistsUGT2B7 Inhibitors

Route: Oral

Check Perampanel Interactions →
8 interactions on record⛔ Black Box Warning

Perampanel has 8 known drug interactions based on U.S. FDA drug labeling data. 4 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Alcohol, Carbamazepine, Oxcarbazepine. Patients taking Perampanel should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.

Total
8
Major
4
Moderate
4

Major (4)

  • Perampanel + Alcohol— Concomitant use increases CNS depression with additive or supra-additive effects on impairment. Enhances alcohol's effec…
  • Perampanel + Carbamazepine— Concomitant use decreased perampanel plasma levels by 50-67%. Dose adjustment of FYCOMPA necessary; close monitoring req…
  • Perampanel + Oxcarbazepine— Concomitant use decreased perampanel plasma levels by 50-67%. Dose adjustment of FYCOMPA necessary; close monitoring req…
  • Perampanel + Phenytoin— Concomitant use decreased perampanel plasma levels by 50-67%. Dose adjustment of FYCOMPA necessary; close monitoring req…

Moderate (4)

  • Perampanel + Barbiturates— CNS depressants that may increase CNS depression when used with FYCOMPA. Patients should limit activity until experience…
  • Perampanel + Levonorgestrel— FYCOMPA 12 mg daily decreases levonorgestrel exposure by approximately 40%, potentially reducing contraceptive effective…
  • Perampanel + Nitrazepam— CNS depressants that may increase CNS depression when used with FYCOMPA. Patients should limit activity until experience…
  • Perampanel + Sedating Antihistamines— CNS depressants that may increase CNS depression when used with FYCOMPA. Patients should limit activity until experience…

Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine, supplemented with a small number of well-established interactions from curated clinical references. For informational purposes only. Always consult your pharmacist or physician.

CDI: source-linked explanations