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Drug interactions

Propafenone + Tramadol

Severity: Moderate

Propafenone and Tramadol: moderate 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

Propafenone inhibits CYP2D6, reducing conversion of tramadol to its more potent opioid metabolite, so analgesia may be weaker. Parent tramadol levels may rise, which can increase serotonergic and seizure risk.

What this interaction means in plain words

Propafenone and Tramadol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Propafenone belongs to Cardiovascular; Tramadol belongs to Musculoskeletal.

Evidence level: Moderate

Why it happens

CYP2D6 inhibition by propafenone reduces O-desmethyltramadol formation.

What to do

Monitor pain control and consider an alternative analgesic if response is inadequate. Watch for serotonergic effects and seizures.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

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

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Frequently asked questions

Can I take Propafenone with Tramadol?

MediHelp rates the interaction as moderate. Propafenone and Tramadol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Propafenone inhibits CYP2D6, reducing conversion of tramadol to its more potent opioid metabolite, so analgesia may be weaker. Parent tramadol levels may rise, which can increase serotonergic and seizure risk.

How serious is the interaction between Propafenone and Tramadol?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor pain control and consider an alternative analgesic if response is inadequate. Watch for serotonergic effects and seizures.

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.

Full monographs, dosing and an interaction checker in the MediHelp app

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