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Drug interactions

Lormetazepam + Sevoflurane

Severity: Moderate

Lormetazepam and Sevoflurane: 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

Lormetazepam is a short-acting hypnotic benzodiazepine, and combined with sevoflurane it increases sedation and can depress breathing. The anesthetic requirement is usually lower.

What this interaction means in plain words

Lormetazepam and Sevoflurane 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: Moderate

Why it happens

Additive GABA-A mediated CNS depression.

What to do

Titrate sevoflurane to effect and monitor ventilation and oxygen saturation, including in the recovery period.

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 Lormetazepam with Sevoflurane?

MediHelp rates the interaction as moderate. Lormetazepam and Sevoflurane 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. Lormetazepam is a short-acting hypnotic benzodiazepine, and combined with sevoflurane it increases sedation and can depress breathing. The anesthetic requirement is usually lower.

How serious is the interaction between Lormetazepam and Sevoflurane?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate sevoflurane to effect and monitor ventilation and oxygen saturation, including in the recovery period.

What other medicines interact with Sevoflurane?

MediHelp also lists interactions of Sevoflurane with, for example, Amiodarone, Amisulpride, Arsenic trioxide. The full list is on the Sevoflurane page.

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

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