Drug interactions
Netupitant-palonosetron + Zanubrutinib
Severity: Moderate
Netupitant-palonosetron and Zanubrutinib: 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
Netupitant may increase zanubrutinib exposure, raising the risk of bleeding, cytopenias and infection.
What this interaction means in plain words
Netupitant-palonosetron and Zanubrutinib 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; Zanubrutinib belongs to Oncology.
Why it happens
Netupitant inhibits CYP3A4, the main enzyme metabolizing zanubrutinib.
What to do
Reduce zanubrutinib to 80 mg twice daily during moderate CYP3A inhibitor use and monitor blood counts and for bleeding. Resume the usual dose after the inhibitor is stopped.
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?
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Other interactions of Netupitant-palonosetron
- Apomorphine + Netupitant-palonosetron Contraindicated
- Flibanserin + Netupitant-palonosetron Contraindicated
- Apalutamide + Netupitant-palonosetron Major
- Avapritinib + Netupitant-palonosetron Major
- Carbamazepine + Netupitant-palonosetron Major
- Cobimetinib + Netupitant-palonosetron Major
Other interactions of Zanubrutinib
Frequently asked questions
Can I take Netupitant-palonosetron with Zanubrutinib?
MediHelp rates the interaction as moderate. Netupitant-palonosetron and Zanubrutinib 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 may increase zanubrutinib exposure, raising the risk of bleeding, cytopenias and infection.
How serious is the interaction between Netupitant-palonosetron and Zanubrutinib?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Reduce zanubrutinib to 80 mg twice daily during moderate CYP3A inhibitor use and monitor blood counts and for bleeding. Resume the usual dose after the inhibitor is stopped.
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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