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Drug interactions

Clomipramine + Tapentadol

Severity: Major

Clomipramine and Tapentadol: 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 increase serotonergic activity and cause sedation, so the combination can lead to serotonin syndrome and additive CNS depression. Clomipramine also lowers the seizure threshold, as does tapentadol, and it inhibits CYP2D6, although tapentadol is mainly glucuronidated.

What this interaction means in plain words

Clomipramine 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.

Clomipramine belongs to Central Nervous System; Tapentadol belongs to Musculoskeletal.

Evidence level: Moderate

Why it happens

Additive serotonergic effects from tapentadol's noradrenaline reuptake inhibition and clomipramine's strong serotonin reuptake inhibition, plus additive CNS depression.

What to do

Avoid the combination where alternatives exist; if used, start with low doses and monitor for agitation, tremor, hyperreflexia, clonus, hyperthermia and sedation. Stop treatment if serotonin toxicity occurs.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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References

Frequently asked questions

Can I take Clomipramine with Tapentadol?

MediHelp rates the interaction as major. Clomipramine 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. Both drugs increase serotonergic activity and cause sedation, so the combination can lead to serotonin syndrome and additive CNS depression. Clomipramine also lowers the seizure threshold, as does tapentadol, and it inhibits CYP2D6, although tapentadol is mainly glucuronidated.

How serious is the interaction between Clomipramine 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: Avoid the combination where alternatives exist; if used, start with low doses and monitor for agitation, tremor, hyperreflexia, clonus, hyperthermia and sedation. Stop treatment if serotonin toxicity occurs.

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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