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Drug interactions

Dihydroergotamine intranasal + Milnacipran

Severity: Moderate

Dihydroergotamine intranasal and Milnacipran: 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

Intranasal dihydroergotamine is absorbed systemically and has serotonin receptor activity. With milnacipran there is a possible serotonin syndrome risk, and both may add to vasoconstriction or hypertension.

What this interaction means in plain words

Dihydroergotamine intranasal and Milnacipran 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.

Evidence level: Low

Why it happens

Additive serotonergic and vasoconstrictive pharmacodynamic effects.

What to do

Monitor for serotonin syndrome and blood pressure. Counsel patients to report agitation, tremor, fever or severe headache.

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 Dihydroergotamine intranasal with Milnacipran?

MediHelp rates the interaction as moderate. Dihydroergotamine intranasal and Milnacipran 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. Intranasal dihydroergotamine is absorbed systemically and has serotonin receptor activity. With milnacipran there is a possible serotonin syndrome risk, and both may add to vasoconstriction or hypertension.

How serious is the interaction between Dihydroergotamine intranasal and Milnacipran?

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 for serotonin syndrome and blood pressure. Counsel patients to report agitation, tremor, fever or severe headache.

What other medicines interact with Milnacipran?

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

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

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