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Drug interactions

Oxazepam + Perampanel

Severity: Moderate

Oxazepam and Perampanel: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Perampanel can cause dizziness, somnolence and impaired coordination, and these effects may add to those of oxazepam. Perampanel labeling also warns of psychiatric and behavioral effects, which sedatives may complicate.

What this interaction means in plain words

Oxazepam and Perampanel can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Oxazepam belongs to Central Nervous System; Perampanel belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive CNS depression from AMPA receptor antagonism by perampanel and GABA-A potentiation by oxazepam.

What to do

Monitor for sedation, ataxia, falls and mood or behavioral changes, particularly during perampanel titration. Counsel against driving until tolerance is established.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Oxazepam with Perampanel?

MediHelp rates the interaction as moderate. Oxazepam and Perampanel can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Perampanel can cause dizziness, somnolence and impaired coordination, and these effects may add to those of oxazepam. Perampanel labeling also warns of psychiatric and behavioral effects, which sedatives may complicate.

How serious is the interaction between Oxazepam and Perampanel?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for sedation, ataxia, falls and mood or behavioral changes, particularly during perampanel titration. Counsel against driving until tolerance is established.

What other medicines interact with Oxazepam?

MediHelp also lists interactions of Oxazepam with, for example, Calcium / magnesium / potassium / sodium oxybates, Sodium oxybate, Alfentanil. The full list is on the Oxazepam page.

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