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Drug interactions

Duloxetine + Naratriptan

Severity: Moderate

Duloxetine and Naratriptan: 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

Concurrent use of a triptan and an SNRI may increase serotonergic activity and rarely lead to serotonin syndrome. The risk is low, and the combination is frequently used in patients with migraine and depression or pain.

What this interaction means in plain words

Duloxetine and Naratriptan 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.

Duloxetine belongs to Central Nervous System; Naratriptan belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive serotonergic effects from duloxetine reuptake inhibition and naratriptan 5-HT1B/1D agonism.

What to do

Educate the patient about serotonin syndrome symptoms and use the lowest effective triptan dose. Discontinue both agents and provide supportive care if toxicity is suspected.

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 Duloxetine with Naratriptan?

MediHelp rates the interaction as moderate. Duloxetine and Naratriptan 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. Concurrent use of a triptan and an SNRI may increase serotonergic activity and rarely lead to serotonin syndrome. The risk is low, and the combination is frequently used in patients with migraine and depression or pain.

How serious is the interaction between Duloxetine and Naratriptan?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Educate the patient about serotonin syndrome symptoms and use the lowest effective triptan dose. Discontinue both agents and provide supportive care if toxicity is suspected.

What other medicines interact with Duloxetine?

MediHelp also lists interactions of Duloxetine with, for example, Isocarboxazid, Linezolid, Methylene blue. The full list is on the Duloxetine page.

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

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