Drug interactions
Amoxapine + Tramadol
Severity: Major
Amoxapine and Tramadol: major interaction.
Last updated Sources: US FDA label
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
Both drugs enhance serotonergic and noradrenergic transmission, so combining them raises the risk of serotonin syndrome and seizures. Amoxapine is also sedating, and it is a CYP2D6 substrate whose metabolism may be affected by tramadol's pharmacology. The combination can also add to sedation.
What this interaction means in plain words
Amoxapine and Tramadol 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.
Why it happens
Additive serotonergic and CNS depressant effects, with additive lowering of the seizure threshold.
What to do
Avoid if an alternative analgesic is available; otherwise use low doses and monitor for serotonin toxicity, seizures and sedation.
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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References
Other interactions of Tramadol
- Isocarboxazid + Tramadol Contraindicated
- Olanzapine / samidorphan + Tramadol Contraindicated
- Phenelzine + Tramadol Contraindicated
- Procarbazine + Tramadol Contraindicated
- Rasagiline + Tramadol Contraindicated
- Safinamide + Tramadol Contraindicated
Frequently asked questions
Can I take Amoxapine with Tramadol?
MediHelp rates the interaction as major. Amoxapine and Tramadol 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. Both drugs enhance serotonergic and noradrenergic transmission, so combining them raises the risk of serotonin syndrome and seizures. Amoxapine is also sedating, and it is a CYP2D6 substrate whose metabolism may be affected by tramadol's pharmacology. The combination can also add to sedation.
How serious is the interaction between Amoxapine and Tramadol?
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 an alternative analgesic is available; otherwise use low doses and monitor for serotonin toxicity, seizures and sedation.
What other medicines interact with Tramadol?
MediHelp also lists interactions of Tramadol with, for example, Isocarboxazid, Olanzapine / samidorphan, Phenelzine. The full list is on the Tramadol page.
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