Drug interactions
Netupitant-palonosetron + Palovarotene
Severity: Major
Netupitant-palonosetron and Palovarotene: 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 may increase palovarotene exposure, raising the risk of retinoid toxicity such as mucocutaneous effects and premature epiphyseal closure in children.
What this interaction means in plain words
Netupitant-palonosetron and Palovarotene 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-palonosetron belongs to Gastrointestinal Tract; Palovarotene belongs to Miscellaneous.
Why it happens
Netupitant inhibits CYP3A4, reducing palovarotene metabolism.
What to do
Avoid the combination if possible. If unavoidable, reduce the palovarotene dose by 50% and monitor for toxicity.
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 Palovarotene
- Acitretin + Palovarotene Contraindicated
- Isotretinoin + Palovarotene Contraindicated
- Amiodarone + Palovarotene Major
- Amobarbital + Palovarotene Major
- Apalutamide + Palovarotene Major
- Aprepitant + Palovarotene Major
Frequently asked questions
Can I take Netupitant-palonosetron with Palovarotene?
MediHelp rates the interaction as major. Netupitant-palonosetron and Palovarotene 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 may increase palovarotene exposure, raising the risk of retinoid toxicity such as mucocutaneous effects and premature epiphyseal closure in children.
How serious is the interaction between Netupitant-palonosetron and Palovarotene?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination if possible. If unavoidable, reduce the palovarotene dose by 50% and monitor for toxicity.
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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