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Drug interactions

Digoxin + Esmolol

Severity: Moderate

Digoxin and Esmolol: 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 digoxin and esmolol slow AV nodal conduction, so together they can cause bradycardia and heart block. Esmolol has also been reported to modestly raise digoxin concentrations.

What this interaction means in plain words

Digoxin and Esmolol 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.

Digoxin belongs to Cardiovascular; Esmolol belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Additive slowing of AV nodal conduction, with a possible small pharmacokinetic increase in digoxin levels.

What to do

Monitor heart rate, ECG and digoxin concentration when esmolol is started in digoxin-treated patients. Reduce or stop esmolol if significant bradycardia or AV block occurs.

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 Digoxin with Esmolol?

MediHelp rates the interaction as moderate. Digoxin and Esmolol 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 digoxin and esmolol slow AV nodal conduction, so together they can cause bradycardia and heart block. Esmolol has also been reported to modestly raise digoxin concentrations.

How serious is the interaction between Digoxin and Esmolol?

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, ECG and digoxin concentration when esmolol is started in digoxin-treated patients. Reduce or stop esmolol if significant bradycardia or AV block occurs.

What other medicines interact with Esmolol?

MediHelp also lists interactions of Esmolol with, for example, Acebutolol, Amifostine, Amiodarone. The full list is on the Esmolol 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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