Drug interactions
Netupitant-palonosetron + Sumatriptan
Severity: Moderate
Netupitant-palonosetron and Sumatriptan: 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
Serotonin syndrome has been reported when 5-HT3 antagonists are combined with triptans. Features include agitation, tremor, diaphoresis, hyperreflexia and hyperthermia. Cases are uncommon and usually not severe.
What this interaction means in plain words
Netupitant-palonosetron and Sumatriptan 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; Sumatriptan belongs to Central Nervous System.
Why it happens
Possible additive serotonergic activity; the mechanism is not well established.
What to do
Advise patients about serotonin syndrome symptoms and monitor after dosing. Withdraw the agents and give supportive care if it occurs.
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 Sumatriptan
- Almotriptan + Sumatriptan Contraindicated
- Dihydroergotamine intranasal + Sumatriptan Contraindicated
- Dihydroergotamine + Sumatriptan Contraindicated
- Eletriptan + Sumatriptan Contraindicated
- Ergoloid mesylates + Sumatriptan Contraindicated
- Ergotamine + Sumatriptan Contraindicated
Frequently asked questions
Can I take Netupitant-palonosetron with Sumatriptan?
MediHelp rates the interaction as moderate. Netupitant-palonosetron and Sumatriptan 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. Serotonin syndrome has been reported when 5-HT3 antagonists are combined with triptans. Features include agitation, tremor, diaphoresis, hyperreflexia and hyperthermia. Cases are uncommon and usually not severe.
How serious is the interaction between Netupitant-palonosetron and Sumatriptan?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients about serotonin syndrome symptoms and monitor after dosing. Withdraw the agents and give supportive care if it occurs.
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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