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Interações medicamentosas

Apixaban + Mitotane

Gravidade: Grave

Apixaban and Mitotane: major interaction.

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Para profissionais de saúde — apenas referência. Esta página é um resumo breve, não é aconselhamento médico nem substitui a bula oficial ou o julgamento clínico. Verifique sempre antes de prescrever ou dispensar.

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Resumo

Mitotane is a strong CYP3A4 inducer and can substantially lower apixaban concentrations, risking thrombosis or stroke from inadequate anticoagulation. The inducing effect persists for weeks after mitotane is stopped.

O que esta interação significa em palavras simples

Apixaban and Mitotane 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; Mitotane belongs to Oncology.

Nível de evidência: Moderate

Por que acontece

Induction of CYP3A4 (and likely P-gp) increases apixaban clearance.

O que fazer

Avoid the combination and choose an alternative anticoagulant such as low-molecular-weight heparin or a vitamin K antagonist with INR monitoring.

O que perguntar ao farmacêutico

  • 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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Perguntas frequentes

Can I take Apixaban with Mitotane?

MediHelp rates the interaction as major. Apixaban and Mitotane 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. Mitotane is a strong CYP3A4 inducer and can substantially lower apixaban concentrations, risking thrombosis or stroke from inadequate anticoagulation. The inducing effect persists for weeks after mitotane is stopped.

How serious is the interaction between Apixaban and Mitotane?

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 and choose an alternative anticoagulant such as low-molecular-weight heparin or a vitamin K antagonist with INR monitoring.

What other medicines interact with Apixaban?

MediHelp also lists interactions of Apixaban with, for example, Dabigatran, Defibrotide, Edoxaban. The full list is on the Apixaban page.

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