Drug interactions
Amitriptyline + Tapentadol
Severity: Major
Amitriptyline and Tapentadol: 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
Tapentadol inhibits noradrenaline reuptake and amitriptyline inhibits serotonin and noradrenaline reuptake, so serotonin syndrome and seizures are possible. Sedation is also additive, and tricyclic antidepressants are among the agents of concern in tapentadol labeling.
What this interaction means in plain words
Amitriptyline and Tapentadol 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; Tapentadol belongs to Musculoskeletal.
Why it happens
Additive serotonergic/noradrenergic effects with additive CNS depression and seizure-threshold lowering.
What to do
Use the lowest effective doses and monitor for serotonin toxicity, sedation and seizures. Stop and treat if symptoms emerge.
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 Tapentadol
- Calcium / magnesium / potassium / sodium oxybates + Tapentadol Contraindicated
- Isocarboxazid + Tapentadol Contraindicated
- Linezolid + Tapentadol Contraindicated
- Methylene blue + Tapentadol Contraindicated
- Olanzapine / samidorphan + Tapentadol Contraindicated
- Phenelzine + Tapentadol Contraindicated
Other interactions of Amitriptyline
- Amitriptyline + Isocarboxazid Contraindicated
- Amitriptyline + Methylene blue Contraindicated
- Amitriptyline + Phenelzine Contraindicated
- Amitriptyline + Pimozide Contraindicated
- Amitriptyline + Procarbazine Contraindicated
- Amitriptyline + Safinamide Contraindicated
Frequently asked questions
Can I take Amitriptyline with Tapentadol?
MediHelp rates the interaction as major. Amitriptyline and Tapentadol 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. Tapentadol inhibits noradrenaline reuptake and amitriptyline inhibits serotonin and noradrenaline reuptake, so serotonin syndrome and seizures are possible. Sedation is also additive, and tricyclic antidepressants are among the agents of concern in tapentadol labeling.
How serious is the interaction between Amitriptyline and Tapentadol?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective doses and monitor for serotonin toxicity, sedation and seizures. Stop and treat if symptoms emerge.
What other medicines interact with Tapentadol?
MediHelp also lists interactions of Tapentadol with, for example, Calcium / magnesium / potassium / sodium oxybates, Isocarboxazid, Linezolid. The full list is on the Tapentadol page.
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