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Drug interactions

Amobarbital + Pholcodine

Severity: Moderate

Amobarbital and Pholcodine: 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

Pholcodine is an opioid antitussive, and combining it with a barbiturate can increase sedation and respiratory depression. The risk is greater at higher doses and in vulnerable patients.

What this interaction means in plain words

Amobarbital and Pholcodine 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.

Evidence level: Moderate

Why it happens

Additive CNS and respiratory depression.

What to do

Use the lowest effective doses and monitor sedation and respiratory rate. Counsel patients to avoid alcohol and driving.

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 Amobarbital with Pholcodine?

MediHelp rates the interaction as moderate. Amobarbital and Pholcodine 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. Pholcodine is an opioid antitussive, and combining it with a barbiturate can increase sedation and respiratory depression. The risk is greater at higher doses and in vulnerable patients.

How serious is the interaction between Amobarbital and Pholcodine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective doses and monitor sedation and respiratory rate. Counsel patients to avoid alcohol and driving.

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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