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Drug interactions

Amiodarone + Fluvastatin

Severity: Minor

Amiodarone and Fluvastatin: 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

Amiodarone inhibits CYP2C9, the main enzyme clearing fluvastatin, so fluvastatin exposure may rise modestly. This could increase the risk of statin-related muscle toxicity, although the clinical effect is generally small.

What this interaction means in plain words

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

Amiodarone belongs to Cardiovascular; Fluvastatin belongs to Cardiovascular.

Evidence level: Low

Why it happens

Amiodarone inhibits CYP2C9-mediated metabolism of fluvastatin.

What to do

Ask patients to report unexplained muscle pain or weakness and check CK if symptoms occur. Dose reduction is rarely needed.

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 Amiodarone with Fluvastatin?

MediHelp rates the interaction as minor. Amiodarone and Fluvastatin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Amiodarone inhibits CYP2C9, the main enzyme clearing fluvastatin, so fluvastatin exposure may rise modestly. This could increase the risk of statin-related muscle toxicity, although the clinical effect is generally small.

How serious is the interaction between Amiodarone and Fluvastatin?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Ask patients to report unexplained muscle pain or weakness and check CK if symptoms occur. Dose reduction is rarely needed.

What other medicines interact with Amiodarone?

MediHelp also lists interactions of Amiodarone with, for example, Amisulpride, Arsenic trioxide, Dofetilide. The full list is on the Amiodarone page.

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

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