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Drug interactions

Cyclosporin + Digoxin

Severity: Major

Cyclosporin and Digoxin: major interaction.

Last updated

Cyclosporin + Digoxin | MediHelp

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

Cyclosporine can raise serum digoxin concentrations and has been associated with digoxin toxicity. Signs include nausea, arrhythmias, and visual disturbances.

What this interaction means in plain words

Cyclosporin and Digoxin 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.

Cyclosporin belongs to Miscellaneous; Digoxin belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Cyclosporine inhibits P-glycoprotein and reduces renal clearance of digoxin.

What to do

Monitor digoxin levels and ECG when starting or changing cyclosporine, and reduce the digoxin dose as needed.

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 Cyclosporin with Digoxin?

MediHelp rates the interaction as major. Cyclosporin and Digoxin 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. Cyclosporine can raise serum digoxin concentrations and has been associated with digoxin toxicity. Signs include nausea, arrhythmias, and visual disturbances.

How serious is the interaction between Cyclosporin and Digoxin?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor digoxin levels and ECG when starting or changing cyclosporine, and reduce the digoxin dose as needed.

What other medicines interact with Cyclosporin?

MediHelp also lists interactions of Cyclosporin with, for example, Adenovirus types 4 and 7 live, Aliskiren, Bcg vaccine live. The full list is on the Cyclosporin page.

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