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Drug interactions

Anagrelide + Eribulin

Severity: Major

Anagrelide and Eribulin: major 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 drugs have been associated with QT prolongation, so concurrent use may increase the risk of ventricular arrhythmias including torsades de pointes. Anagrelide may also cause palpitations and tachycardia.

What this interaction means in plain words

Anagrelide and Eribulin 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.

Anagrelide belongs to Cardiovascular; Eribulin belongs to Oncology.

Evidence level: Moderate

Why it happens

Additive QTc prolongation (pharmacodynamic).

What to do

Avoid if possible; otherwise monitor ECG and keep potassium and magnesium in the normal range.

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 Anagrelide with Eribulin?

MediHelp rates the interaction as major. Anagrelide and Eribulin 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. Both drugs have been associated with QT prolongation, so concurrent use may increase the risk of ventricular arrhythmias including torsades de pointes. Anagrelide may also cause palpitations and tachycardia.

How serious is the interaction between Anagrelide and Eribulin?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid if possible; otherwise monitor ECG and keep potassium and magnesium in the normal range.

What other medicines interact with Eribulin?

MediHelp also lists interactions of Eribulin with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Eribulin page.

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

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