Moclobemide and Sumatriptan: Drug Interaction Guide

Quick answer: This is a major interaction — avoid combining Moclobemide and Sumatriptan unless specifically directed by your doctor.

Interaction severity: Major — avoid combination

How Moclobemide interacts with Sumatriptan

Moclobemide inhibits MAO-A, the enzyme that metabolizes sumatriptan, doubling triptan exposure and increasing serotonergic activity with risk of serotonin syndrome.

What you should do

Contraindicated. Allow 2 weeks washout after stopping moclobemide before initiating triptans. Use NSAIDs or paracetamol for acute migraine treatment instead.

Key facts

Severity

Major — avoid combination

Mechanism

Moclobemide inhibits MAO-A, the enzyme that metabolizes sumatriptan, doubling triptan exposure and increasing serotonerg...

Action

Contraindicated. Allow 2 weeks washout after stopping moclobemide before initiating triptans. Use NSAIDs or paracetamol ...

Important medical disclaimer: This page provides educational information about drug interactions for general reference. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss your specific medications with a qualified healthcare provider before starting, stopping, or changing any treatment. About our editorial team.

Frequently asked questions

Can I take Moclobemide and Sumatriptan together?

No — this combination should generally be avoided. Contraindicated. Allow 2 weeks washout after stopping moclobemide before initiating triptans. Use NSAIDs or paracetamol for acute migraine treatment instead.

What is the severity of this interaction?

The interaction between Moclobemide and Sumatriptan is classified as Major — avoid combination. Moclobemide inhibits MAO-A, the enzyme that metabolizes sumatriptan, doubling triptan exposure and increasing serotonergic activity with risk of serotonin syndrome.

What should I do if I'm prescribed both?

Contraindicated. Allow 2 weeks washout after stopping moclobemide before initiating triptans. Use NSAIDs or paracetamol for acute migraine treatment instead. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: by iMedic Medical Editorial Team. Our editorial process.