Drug interactions
Amitriptyline + Ozanimod
Severity: Major
Amitriptyline and Ozanimod: 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
Ozanimod's active metabolite inhibits MAO-B in vitro, and combining it with a drug that raises norepinephrine or serotonin may lead to hypertensive reactions or serotonin syndrome. Clinical evidence is limited and the label advises against coadministration.
What this interaction means in plain words
Amitriptyline and Ozanimod 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.
Amitriptyline belongs to Central Nervous System; Ozanimod belongs to Central Nervous System.
Why it happens
Possible MAO-B inhibition by an ozanimod metabolite combined with tricyclic reuptake inhibition of norepinephrine and serotonin.
What to do
Avoid the combination where possible. If used, monitor blood pressure and heart rate and watch for serotonin 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 Amitriptyline
- Amitriptyline + Isocarboxazid Contraindicated
- Amitriptyline + Methylene blue Contraindicated
- Amitriptyline + Phenelzine Contraindicated
- Amitriptyline + Pimozide Contraindicated
- Amitriptyline + Procarbazine Contraindicated
- Amitriptyline + Safinamide Contraindicated
Other interactions of Ozanimod
- Isocarboxazid + Ozanimod Contraindicated
- Linezolid + Ozanimod Contraindicated
- Ozanimod + Phenelzine Contraindicated
- Ozanimod + Procarbazine Contraindicated
- Ozanimod + Rasagiline Contraindicated
- Ozanimod + Safinamide Contraindicated
Frequently asked questions
Can I take Amitriptyline with Ozanimod?
MediHelp rates the interaction as major. Amitriptyline and Ozanimod 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. Ozanimod's active metabolite inhibits MAO-B in vitro, and combining it with a drug that raises norepinephrine or serotonin may lead to hypertensive reactions or serotonin syndrome. Clinical evidence is limited and the label advises against coadministration.
How serious is the interaction between Amitriptyline and Ozanimod?
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 where possible. If used, monitor blood pressure and heart rate and watch for serotonin toxicity.
What other medicines interact with Amitriptyline?
MediHelp also lists interactions of Amitriptyline with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Amitriptyline page.
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