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Drug interactions

Felodipine + Vinblastine

Severity: Moderate

Felodipine and Vinblastine: 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 may inhibit P-glycoprotein and increase vinblastine exposure, though evidence is limited. Increased vinblastine could worsen myelosuppression and neurotoxicity.

What this interaction means in plain words

Felodipine and Vinblastine 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 belongs to Cardiovascular; Vinblastine belongs to Oncology.

Evidence level: Low

Why it happens

Possible P-glycoprotein inhibition by felodipine reduces vinblastine efflux.

What to do

Monitor blood counts and neurological toxicity during chemotherapy. Consider an alternative antihypertensive if toxicity emerges.

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 Felodipine with Vinblastine?

MediHelp rates the interaction as moderate. Felodipine and Vinblastine 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 may inhibit P-glycoprotein and increase vinblastine exposure, though evidence is limited. Increased vinblastine could worsen myelosuppression and neurotoxicity.

How serious is the interaction between Felodipine and Vinblastine?

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 counts and neurological toxicity during chemotherapy. Consider an alternative antihypertensive if toxicity emerges.

What other medicines interact with Felodipine?

MediHelp also lists interactions of Felodipine with, for example, Itraconazole, Aldesleukin, Amifostine. The full list is on the Felodipine page.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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