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Interações medicamentosas

Belzutifan + Dapsone

Gravidade: Moderada

Belzutifan and Dapsone: moderate 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

Belzutifan induces CYP3A4 and may lower exposure to CYP3A4 substrates, which could reduce dapsone concentrations. Dapsone is metabolized by several pathways, so the effect is probably modest.

O que esta interação significa em palavras simples

Belzutifan and Dapsone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Belzutifan belongs to Miscellaneous; Dapsone belongs to Anti Bacterial.

Nível de evidência: Low

Por que acontece

Belzutifan induces CYP3A4, increasing metabolism of dapsone.

O que fazer

Monitor for reduced dapsone efficacy and consider dose adjustment if response is inadequate. Also monitor hemoglobin, as belzutifan causes anemia and dapsone causes hemolysis and methemoglobinemia.

O que perguntar ao farmacêutico

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

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 Belzutifan with Dapsone?

MediHelp rates the interaction as moderate. Belzutifan and Dapsone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Belzutifan induces CYP3A4 and may lower exposure to CYP3A4 substrates, which could reduce dapsone concentrations. Dapsone is metabolized by several pathways, so the effect is probably modest.

How serious is the interaction between Belzutifan and Dapsone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for reduced dapsone efficacy and consider dose adjustment if response is inadequate. Also monitor hemoglobin, as belzutifan causes anemia and dapsone causes hemolysis and methemoglobinemia.

What other medicines interact with Dapsone?

MediHelp also lists interactions of Dapsone with, for example, Bcg vaccine live, Primaquine, Apalutamide. The full list is on the Dapsone page.

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