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Drug interactions

Metaproterenol + Methamphetamine

Severity: Moderate

Metaproterenol and Methamphetamine: 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

Metaproterenol is a beta-agonist bronchodilator that can cause tachycardia, tremor and palpitations. With methamphetamine the cardiovascular stimulation is additive and may provoke arrhythmias or raise blood pressure.

What this interaction means in plain words

Metaproterenol and Methamphetamine 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 sympathomimetic effects.

What to do

Monitor heart rate, blood pressure and rhythm symptoms, and use the lowest effective bronchodilator dose.

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 Metaproterenol with Methamphetamine?

MediHelp rates the interaction as moderate. Metaproterenol and Methamphetamine 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. Metaproterenol is a beta-agonist bronchodilator that can cause tachycardia, tremor and palpitations. With methamphetamine the cardiovascular stimulation is additive and may provoke arrhythmias or raise blood pressure.

How serious is the interaction between Metaproterenol and Methamphetamine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor heart rate, blood pressure and rhythm symptoms, and use the lowest effective bronchodilator dose.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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