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Interactions médicamenteuses

Isavuconazole + Rifampicin

Gravité: Contre-indiquée

Isavuconazole and Rifampicin: contraindicated interaction.

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Résumé

Rifampicin greatly lowers isavuconazole concentrations, risking failure of antifungal therapy in serious invasive mycoses.

Ce que signifie cette interaction, en termes simples

Isavuconazole and Rifampicin are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.

Isavuconazole belongs to Anti Fungals; Rifampicin belongs to Anti Bacterial.

Niveau de preuve: High

Pourquoi elle survient

Rifampicin induces CYP3A4/5 and other enzymes, accelerating isavuconazole metabolism.

Conduite à tenir

Do not co-administer; use rifabutin cautiously or an alternative antifungal or antimycobacterial regimen.

Questions à poser à votre pharmacien

  • Is there an alternative to one of these two medicines for me?
  • If both are essential, who is monitoring me and how often?
  • Which symptoms mean I should stop and seek help straight away?

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 Isavuconazole with Rifampicin?

MediHelp rates the interaction as contraindicated. Isavuconazole and Rifampicin are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. Rifampicin greatly lowers isavuconazole concentrations, risking failure of antifungal therapy in serious invasive mycoses.

How serious is the interaction between Isavuconazole and Rifampicin?

MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not co-administer; use rifabutin cautiously or an alternative antifungal or antimycobacterial regimen.

What other medicines interact with Isavuconazole?

MediHelp also lists interactions of Isavuconazole with, for example, Carbamazepine, Efavirenz, Etravirine. The full list is on the Isavuconazole page.

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