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Drug interactions

Aprepitant + Felodipine

Severity: Moderate

Aprepitant and Felodipine: 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

Felodipine is highly dependent on CYP3A4 for first-pass metabolism, so aprepitant may increase its levels. This can cause hypotension, flushing, headache and peripheral edema.

What this interaction means in plain words

Aprepitant and Felodipine 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.

Aprepitant belongs to Gastrointestinal Tract; Felodipine belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Aprepitant inhibits intestinal and hepatic CYP3A4 metabolism of felodipine.

What to do

Monitor blood pressure and heart rate during the aprepitant course, and reduce the felodipine dose if hypotension or edema develops.

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 Aprepitant with Felodipine?

MediHelp rates the interaction as moderate. Aprepitant and Felodipine 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. Felodipine is highly dependent on CYP3A4 for first-pass metabolism, so aprepitant may increase its levels. This can cause hypotension, flushing, headache and peripheral edema.

How serious is the interaction between Aprepitant and Felodipine?

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 blood pressure and heart rate during the aprepitant course, and reduce the felodipine dose if hypotension or edema develops.

What other medicines interact with Aprepitant?

MediHelp also lists interactions of Aprepitant with, for example, Lomitapide, Pimozide, Avapritinib. The full list is on the Aprepitant page.

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

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