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Drug interactions

Fluvastatin + Teriflunomide

Severity: Moderate

Fluvastatin and Teriflunomide: 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

Teriflunomide inhibits CYP2C8 and may also affect BCRP, and fluvastatin is metabolised mainly by CYP2C9. Exposure to fluvastatin may be increased, raising the potential for dose-related statin effects such as myopathy.

What this interaction means in plain words

Fluvastatin and Teriflunomide 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.

Fluvastatin belongs to Cardiovascular; Teriflunomide belongs to Central Nervous System.

Evidence level: Low

Why it happens

Teriflunomide inhibits BCRP and weakly CYP2C8, which may raise fluvastatin exposure.

What to do

Monitor for muscle symptoms and consider using the lowest effective fluvastatin dose. Check creatine kinase if myopathy is suspected.

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 Fluvastatin with Teriflunomide?

MediHelp rates the interaction as moderate. Fluvastatin and Teriflunomide 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. Teriflunomide inhibits CYP2C8 and may also affect BCRP, and fluvastatin is metabolised mainly by CYP2C9. Exposure to fluvastatin may be increased, raising the potential for dose-related statin effects such as myopathy.

How serious is the interaction between Fluvastatin and Teriflunomide?

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 muscle symptoms and consider using the lowest effective fluvastatin dose. Check creatine kinase if myopathy is suspected.

What other medicines interact with Fluvastatin?

MediHelp also lists interactions of Fluvastatin with, for example, Cyclosporin, Gemfibrozil, Letermovir. The full list is on the Fluvastatin page.

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