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Interazioni tra farmaci

Apixaban + Fondaparinux

Gravità: Maggiore

Apixaban and Fondaparinux: major interaction.

Ultimo aggiornamento Fonti: US FDA label

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Sintesi

Fondaparinux (a factor Xa-directed indirect inhibitor) and apixaban (a direct factor Xa inhibitor) both suppress thrombin generation or activity, so giving them together amounts to duplicate anticoagulation. The likelihood of serious bleeding rises without added therapeutic benefit.

Cosa significa questa interazione in parole semplici

Apixaban and Fondaparinux 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.

Apixaban belongs to Cardiovascular; Fondaparinux belongs to Cardiovascular.

Livello di evidenza: High

Perché avviene

Duplicate anticoagulation at the coagulation cascade

Cosa fare

Avoid overlapping anticoagulants; when switching, start the new agent at the time the next dose of the old one is due, and monitor for bleeding.

Cosa chiedere al farmacista

  • 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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Riferimenti

Domande frequenti

Can I take Apixaban with Fondaparinux?

MediHelp rates the interaction as major. Apixaban and Fondaparinux 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. Fondaparinux (a factor Xa-directed indirect inhibitor) and apixaban (a direct factor Xa inhibitor) both suppress thrombin generation or activity, so giving them together amounts to duplicate anticoagulation. The likelihood of serious bleeding rises without added therapeutic benefit.

How serious is the interaction between Apixaban and Fondaparinux?

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 overlapping anticoagulants; when switching, start the new agent at the time the next dose of the old one is due, and monitor for bleeding.

What other medicines interact with Fondaparinux?

MediHelp also lists interactions of Fondaparinux with, for example, Defibrotide, Ketorolac, Abciximab. The full list is on the Fondaparinux page.

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