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Drug interactions

Ether + Methamphetamine

Severity: Major

Ether and Methamphetamine: major 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

Ether sensitizes the myocardium to catecholamines. With methamphetamine, ventricular arrhythmias and hypertension may occur during anesthesia.

What this interaction means in plain words

Ether and Methamphetamine can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Evidence level: Low

Why it happens

Anesthetic sensitization of the myocardium to catecholamines combined with methamphetamine-induced catecholamine release.

What to do

Withhold the stimulant before planned anesthesia per local protocol and monitor ECG and blood pressure throughout.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

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 Ether with Methamphetamine?

MediHelp rates the interaction as major. Ether and Methamphetamine can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Ether sensitizes the myocardium to catecholamines. With methamphetamine, ventricular arrhythmias and hypertension may occur during anesthesia.

How serious is the interaction between Ether and Methamphetamine?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Withhold the stimulant before planned anesthesia per local protocol and monitor ECG and blood pressure throughout.

What other medicines interact with Methamphetamine?

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

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

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