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Drug interactions

Imipramine + Selegiline transdermal

Severity: Contraindicated

Imipramine and Selegiline transdermal: 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

Transdermal selegiline at antidepressant doses inhibits MAO, and combining it with a tricyclic can cause serotonin syndrome or hypertensive reactions. The labeling contraindicates its use with tricyclic antidepressants.

What this interaction means in plain words

Imipramine and Selegiline transdermal 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.

Evidence level: High

Why it happens

MAO inhibition by selegiline combined with imipramine reuptake inhibition of serotonin and norepinephrine.

What to do

Do not coadminister. Allow at least two weeks after stopping selegiline before starting imipramine, and wait an adequate washout after stopping imipramine before starting selegiline.

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 Imipramine with Selegiline transdermal?

MediHelp rates the interaction as contraindicated. Imipramine and Selegiline transdermal 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. Transdermal selegiline at antidepressant doses inhibits MAO, and combining it with a tricyclic can cause serotonin syndrome or hypertensive reactions. The labeling contraindicates its use with tricyclic antidepressants.

How serious is the interaction between Imipramine and Selegiline transdermal?

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 coadminister. Allow at least two weeks after stopping selegiline before starting imipramine, and wait an adequate washout after stopping imipramine before starting selegiline.

What other medicines interact with Imipramine?

MediHelp also lists interactions of Imipramine with, for example, Dronedarone, Isocarboxazid, Phenelzine. The full list is on the Imipramine page.

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