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Drug interactions

Digoxin + Epinephrine racemic

Severity: Moderate

Digoxin and Epinephrine racemic: 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

Epinephrine can increase ectopy and the risk of serious arrhythmias in patients taking digoxin. Beta-adrenergic effects may also lower serum potassium, increasing digoxin sensitivity.

What this interaction means in plain words

Digoxin and Epinephrine racemic 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

Adrenergic stimulation increases myocardial automaticity and drives potassium into cells, potentiating digoxin arrhythmogenicity.

What to do

Use the lowest effective epinephrine dose and monitor ECG and serum potassium. Correct hypokalemia and watch for signs of digoxin toxicity.

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 Epinephrine racemic?

MediHelp rates the interaction as moderate. Digoxin and Epinephrine racemic 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. Epinephrine can increase ectopy and the risk of serious arrhythmias in patients taking digoxin. Beta-adrenergic effects may also lower serum potassium, increasing digoxin sensitivity.

How serious is the interaction between Digoxin and Epinephrine racemic?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective epinephrine dose and monitor ECG and serum potassium. Correct hypokalemia and watch for signs of digoxin toxicity.

What other medicines interact with Digoxin?

MediHelp also lists interactions of Digoxin with, for example, Lily of the valley, Squill, Adagrasib. The full list is on the Digoxin page.

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

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