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Drug interactions

Fedratinib + Fluticasone-vilanterol

Severity: Moderate

Fedratinib and Fluticasone-vilanterol: 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

Fedratinib is a moderate CYP3A4 inhibitor and can raise exposure to CYP3A4 substrates. Both fluticasone furoate and vilanterol are CYP3A4 substrates, so systemic corticosteroid effects and beta-agonist cardiovascular effects could increase.

What this interaction means in plain words

Fedratinib and Fluticasone-vilanterol 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.

Fedratinib belongs to Oncology; Fluticasone-vilanterol belongs to Respiratory.

Evidence level: Low

Why it happens

Inhibition of CYP3A4-mediated metabolism of fluticasone furoate and vilanterol.

What to do

Monitor for tachycardia, tremor, hypokalemia and signs of systemic corticosteroid excess during prolonged use. Consider an alternative inhaler if adverse effects develop.

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 Fedratinib with Fluticasone-vilanterol?

MediHelp rates the interaction as moderate. Fedratinib and Fluticasone-vilanterol 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. Fedratinib is a moderate CYP3A4 inhibitor and can raise exposure to CYP3A4 substrates. Both fluticasone furoate and vilanterol are CYP3A4 substrates, so systemic corticosteroid effects and beta-agonist cardiovascular effects could increase.

How serious is the interaction between Fedratinib and Fluticasone-vilanterol?

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 tachycardia, tremor, hypokalemia and signs of systemic corticosteroid excess during prolonged use. Consider an alternative inhaler if adverse effects develop.

What other medicines interact with Fluticasone-vilanterol?

MediHelp also lists interactions of Fluticasone-vilanterol with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Fluticasone-vilanterol page.

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