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Drug interactions

Safinamide + Selegiline

Severity: Contraindicated

Safinamide and Selegiline: contraindicated 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

Both are MAO-B inhibitors, and combining them risks nonselective MAO inhibition. This can lead to hypertensive crisis or serotonin syndrome.

What this interaction means in plain words

Safinamide and Selegiline are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.

Safinamide belongs to Central Nervous System; Selegiline belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive MAO inhibition with loss of selectivity.

What to do

Do not combine; allow at least 14 days between stopping one agent and starting the other.

What to ask your pharmacist

  • Is there an alternative to one of these two medicines for me?
  • If both are essential, who is monitoring me and how often?
  • Which symptoms mean I should stop and seek help straight away?

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 Safinamide with Selegiline?

MediHelp rates the interaction as contraindicated. Safinamide and Selegiline are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. Both are MAO-B inhibitors, and combining them risks nonselective MAO inhibition. This can lead to hypertensive crisis or serotonin syndrome.

How serious is the interaction between Safinamide and Selegiline?

MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not combine; allow at least 14 days between stopping one agent and starting the other.

What other medicines interact with Selegiline?

MediHelp also lists interactions of Selegiline with, for example, Amitriptyline, Amoxapine, Atomoxetine. The full list is on the Selegiline page.

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