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Drug interactions

Armodafinil + Clonazepam

Severity: Minor

Armodafinil and Clonazepam: minor 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

Armodafinil is wake-promoting and may partly offset clonazepam sedation, but it should not be relied on to reverse benzodiazepine impairment. Armodafinil is a weak CYP3A4 inducer and may modestly lower clonazepam exposure, potentially reducing its effect.

What this interaction means in plain words

Armodafinil and Clonazepam have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Armodafinil belongs to Central Nervous System; Clonazepam belongs to Central Nervous System.

Evidence level: Low

Why it happens

Pharmacodynamic opposition of sedation and weak CYP3A4 induction by armodafinil increasing clonazepam clearance.

What to do

Monitor for reduced clonazepam efficacy, such as breakthrough seizures or anxiety, and adjust the dose if needed. No routine change is required.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Armodafinil with Clonazepam?

MediHelp rates the interaction as minor. Armodafinil and Clonazepam have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Armodafinil is wake-promoting and may partly offset clonazepam sedation, but it should not be relied on to reverse benzodiazepine impairment. Armodafinil is a weak CYP3A4 inducer and may modestly lower clonazepam exposure, potentially reducing its effect.

How serious is the interaction between Armodafinil and Clonazepam?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for reduced clonazepam efficacy, such as breakthrough seizures or anxiety, and adjust the dose if needed. No routine change is required.

What other medicines interact with Clonazepam?

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

Full monographs, dosing and an interaction checker in the MediHelp app

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