Drug interactions
Isocarboxazid + Netupitant-palonosetron
Severity: Major
Isocarboxazid 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
MAO inhibitors greatly increase serotonin availability, and adding a 5-HT3 antagonist raises the chance of serotonin syndrome. Severe reactions can include hyperthermia, rigidity and autonomic collapse.
What this interaction means in plain words
Isocarboxazid 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.
Isocarboxazid belongs to Central Nervous System; Netupitant-palonosetron belongs to Gastrointestinal Tract.
Why it happens
Additive serotonergic effects with MAO inhibition elevating serotonin levels.
What to do
Avoid if possible and use an antiemetic not serotonergic in effect. If unavoidable, monitor closely for serotonin syndrome.
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 Isocarboxazid
- 5-HTP + Isocarboxazid Contraindicated
- Amitriptyline + Isocarboxazid Contraindicated
- Amobarbital + Isocarboxazid Contraindicated
- Amoxapine + Isocarboxazid Contraindicated
- Apraclonidine + Isocarboxazid Contraindicated
- Atomoxetine + Isocarboxazid Contraindicated
Frequently asked questions
Can I take Isocarboxazid with Netupitant-palonosetron?
MediHelp rates the interaction as major. Isocarboxazid 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. MAO inhibitors greatly increase serotonin availability, and adding a 5-HT3 antagonist raises the chance of serotonin syndrome. Severe reactions can include hyperthermia, rigidity and autonomic collapse.
How serious is the interaction between Isocarboxazid 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: Avoid if possible and use an antiemetic not serotonergic in effect. If unavoidable, monitor closely for serotonin syndrome.
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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