Drug interactions
Ibrutinib + Netupitant-palonosetron
Severity: Major
Ibrutinib and Netupitant-palonosetron: major 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, a moderate CYP3A4 inhibitor, can increase ibrutinib exposure. Higher levels raise the risk of bleeding, atrial fibrillation, infection and cytopenias.
What this interaction means in plain words
Ibrutinib and Netupitant-palonosetron can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Ibrutinib belongs to Oncology; Netupitant-palonosetron belongs to Gastrointestinal Tract.
Why it happens
Inhibition of CYP3A4-mediated ibrutinib metabolism by netupitant.
What to do
Reduce the ibrutinib dose as per labeling for moderate CYP3A4 inhibitors and monitor for bleeding, arrhythmia and cytopenias. Resume the prior dose once the inhibitor is stopped.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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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 Ibrutinib
- Abciximab + Ibrutinib Major
- Acetylsalicylic acid + Ibrutinib Major
- Alteplase + Ibrutinib Major
- Amobarbital + Ibrutinib Major
- Apalutamide + Ibrutinib Major
- Apixaban + Ibrutinib Major
Frequently asked questions
Can I take Ibrutinib with Netupitant-palonosetron?
MediHelp rates the interaction as major. Ibrutinib and Netupitant-palonosetron can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Netupitant, a moderate CYP3A4 inhibitor, can increase ibrutinib exposure. Higher levels raise the risk of bleeding, atrial fibrillation, infection and cytopenias.
How serious is the interaction between Ibrutinib and Netupitant-palonosetron?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Reduce the ibrutinib dose as per labeling for moderate CYP3A4 inhibitors and monitor for bleeding, arrhythmia and cytopenias. Resume the prior dose once 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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