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Drug interactions

Quinine + Rufinamide

Severity: Minor

Quinine and Rufinamide: minor 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

Rufinamide is a weak CYP3A4 inducer and may slightly lower quinine concentrations. The clinical significance is probably small.

What this interaction means in plain words

Quinine and Rufinamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Quinine belongs to Anti Parasitic; Rufinamide belongs to Central Nervous System.

Evidence level: Low

Why it happens

Weak induction of CYP3A4 by rufinamide increases quinine metabolism.

What to do

No dose change is routinely needed. Monitor clinical response to quinine.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Quinine with Rufinamide?

MediHelp rates the interaction as minor. Quinine and Rufinamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Rufinamide is a weak CYP3A4 inducer and may slightly lower quinine concentrations. The clinical significance is probably small.

How serious is the interaction between Quinine and Rufinamide?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose change is routinely needed. Monitor clinical response to quinine.

What other medicines interact with Quinine?

MediHelp also lists interactions of Quinine with, for example, Arsenic trioxide, Dofetilide, Dronedarone. The full list is on the Quinine page.

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