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Drug interactions

Amobarbital + Armodafinil

Severity: Minor

Amobarbital and Armodafinil: 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 barbiturate sedation, but the net effect is unpredictable. Barbiturates may also lower armodafinil exposure through enzyme induction.

What this interaction means in plain words

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

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

Evidence level: Low

Why it happens

Opposing CNS effects, with possible barbiturate induction of CYP3A4 metabolism of armodafinil.

What to do

Monitor alertness and the effectiveness of each drug, and adjust doses to clinical response.

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 Amobarbital with Armodafinil?

MediHelp rates the interaction as minor. Amobarbital and Armodafinil 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 barbiturate sedation, but the net effect is unpredictable. Barbiturates may also lower armodafinil exposure through enzyme induction.

How serious is the interaction between Amobarbital and Armodafinil?

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 alertness and the effectiveness of each drug, and adjust doses to clinical response.

What other medicines interact with Amobarbital?

MediHelp also lists interactions of Amobarbital with, for example, Calcium / magnesium / potassium / sodium oxybates, Doravirine, Elbasvir / grazoprevir. The full list is on the Amobarbital page.

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

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