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Drug interactions

Netupitant-palonosetron + Tipranavir

Severity: Moderate

Netupitant-palonosetron and Tipranavir: 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

Tipranavir, given with ritonavir, inhibits CYP3A4 and may raise netupitant exposure. Netupitant may also increase levels of CYP3A4 substrates. Effects are usually limited with a single antiemetic dose.

What this interaction means in plain words

Netupitant-palonosetron and Tipranavir 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.

Netupitant-palonosetron belongs to Gastrointestinal Tract; Tipranavir belongs to Anti Virals.

Evidence level: Low

Why it happens

Ritonavir-boosted tipranavir inhibits CYP3A4 metabolism of netupitant, though tipranavir also has mixed inducing effects.

What to do

No routine dose adjustment is needed. Monitor for netupitant adverse effects such as headache and constipation.

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 Netupitant-palonosetron with Tipranavir?

MediHelp rates the interaction as moderate. Netupitant-palonosetron and Tipranavir 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. Tipranavir, given with ritonavir, inhibits CYP3A4 and may raise netupitant exposure. Netupitant may also increase levels of CYP3A4 substrates. Effects are usually limited with a single antiemetic dose.

How serious is the interaction between Netupitant-palonosetron and Tipranavir?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine dose adjustment is needed. Monitor for netupitant adverse effects such as headache and constipation.

What other medicines interact with Netupitant-palonosetron?

MediHelp also lists interactions of Netupitant-palonosetron with, for example, Apomorphine, Flibanserin, Apalutamide. The full list is on the Netupitant-palonosetron page.

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