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Drug interactions

Anagrelide + Midostaurin

Severity: Major

Anagrelide and Midostaurin: 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

Midostaurin can prolong the QT interval, and anagrelide has a similar effect. The combination may increase the risk of torsades de pointes.

What this interaction means in plain words

Anagrelide and Midostaurin 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; Midostaurin belongs to Oncology.

Evidence level: Moderate

Why it happens

Additive pharmacodynamic QT prolongation.

What to do

Avoid if possible. If both are needed, monitor ECG and electrolytes at baseline and during therapy and consider interrupting midostaurin if QTc rises significantly.

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 Midostaurin?

MediHelp rates the interaction as major. Anagrelide and Midostaurin 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. Midostaurin can prolong the QT interval, and anagrelide has a similar effect. The combination may increase the risk of torsades de pointes.

How serious is the interaction between Anagrelide and Midostaurin?

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. If both are needed, monitor ECG and electrolytes at baseline and during therapy and consider interrupting midostaurin if QTc rises significantly.

What other medicines interact with Anagrelide?

MediHelp also lists interactions of Anagrelide with, for example, Panobinostat, Pimozide, Thioridazine. The full list is on the Anagrelide page.

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

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