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Drug interactions

Albuterol + Haloperidol

Severity: Moderate

Albuterol and Haloperidol: 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

Both haloperidol and high-dose or systemic beta-2 agonists can prolong the QT interval, and albuterol may also cause hypokalemia, which raises the risk of torsades de pointes. The risk is greater with nebulized or repeated high dosing and in patients with other risk factors.

What this interaction means in plain words

Albuterol and Haloperidol 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 QT prolongation, with beta-agonist-induced hypokalemia adding to arrhythmic risk.

What to do

Check baseline ECG and potassium and magnesium in patients with QT risk factors or who need frequent albuterol dosing. Correct electrolyte disturbances and avoid excessive beta-agonist use.

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 Albuterol with Haloperidol?

MediHelp rates the interaction as moderate. Albuterol and Haloperidol 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. Both haloperidol and high-dose or systemic beta-2 agonists can prolong the QT interval, and albuterol may also cause hypokalemia, which raises the risk of torsades de pointes. The risk is greater with nebulized or repeated high dosing and in patients with other risk factors.

How serious is the interaction between Albuterol and Haloperidol?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check baseline ECG and potassium and magnesium in patients with QT risk factors or who need frequent albuterol dosing. Correct electrolyte disturbances and avoid excessive beta-agonist use.

What other medicines interact with Haloperidol?

MediHelp also lists interactions of Haloperidol with, for example, Dofetilide, Dronedarone, Ibutilide. The full list is on the Haloperidol page.

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