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Drug interactions

Anagrelide + Cilostazol

Severity: Major

Anagrelide and Cilostazol: 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 are PDE3 inhibitors, so combining them may amplify cardiovascular effects such as tachycardia, palpitations, fluid retention and hypotension. Anagrelide labeling advises caution with other PDE3 inhibitors, and bleeding risk may also be additive.

What this interaction means in plain words

Anagrelide and Cilostazol 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; Cilostazol belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Additive PDE3 inhibition producing enhanced inotropic, chronotropic, vasodilatory and antiplatelet effects.

What to do

Avoid the combination where possible; if used, monitor heart rate, blood pressure, signs of heart failure and bleeding closely.

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 Cilostazol?

MediHelp rates the interaction as major. Anagrelide and Cilostazol 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 are PDE3 inhibitors, so combining them may amplify cardiovascular effects such as tachycardia, palpitations, fluid retention and hypotension. Anagrelide labeling advises caution with other PDE3 inhibitors, and bleeding risk may also be additive.

How serious is the interaction between Anagrelide and Cilostazol?

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 the combination where possible; if used, monitor heart rate, blood pressure, signs of heart failure and bleeding closely.

What other medicines interact with Cilostazol?

MediHelp also lists interactions of Cilostazol with, for example, Abrocitinib, Betrixaban, Cobicistat. The full list is on the Cilostazol page.

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