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MediHelp Référence médicamenteuse

Interactions médicamenteuses

Apixaban + Fondaparinux

Gravité: Majeure

Apixaban and Fondaparinux: major interaction.

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Résumé

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.

Ce que signifie cette interaction, en termes simples

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.

Niveau de preuve: High

Pourquoi elle survient

Duplicate anticoagulation at the coagulation cascade

Conduite à tenir

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.

Questions à poser à votre pharmacien

  • 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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Questions fréquentes

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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