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Drug interactions

Vinorelbine + Voxelotor

Severity: Moderate

Vinorelbine and Voxelotor: 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

Voxelotor may inhibit CYP3A4 and increase exposure to sensitive substrates, and vinorelbine has a narrow therapeutic index. Higher vinorelbine levels could worsen myelosuppression and neurotoxicity.

What this interaction means in plain words

Vinorelbine and Voxelotor 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.

Vinorelbine belongs to Oncology; Voxelotor belongs to Miscellaneous.

Evidence level: Low

Why it happens

Voxelotor inhibits CYP3A4, decreasing vinorelbine clearance.

What to do

Monitor blood counts and neuropathy; consider a vinorelbine dose reduction if the combination cannot be avoided.

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 Vinorelbine with Voxelotor?

MediHelp rates the interaction as moderate. Vinorelbine and Voxelotor 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. Voxelotor may inhibit CYP3A4 and increase exposure to sensitive substrates, and vinorelbine has a narrow therapeutic index. Higher vinorelbine levels could worsen myelosuppression and neurotoxicity.

How serious is the interaction between Vinorelbine and Voxelotor?

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 neuropathy; consider a vinorelbine dose reduction if the combination cannot be avoided.

What other medicines interact with Vinorelbine?

MediHelp also lists interactions of Vinorelbine with, for example, Adenovirus types 4 and 7 live, Apalutamide, Belatacept. The full list is on the Vinorelbine page.

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

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