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Interactions médicamenteuses

Isavuconazole + Phenobarbitone

Gravité: Contre-indiquée

Isavuconazole and Phenobarbitone: contraindicated interaction.

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Résumé

Phenobarbitone induces hepatic CYP3A4 and can substantially reduce isavuconazole concentrations. Loss of antifungal efficacy in serious fungal infection is the main concern.

Ce que signifie cette interaction, en termes simples

Isavuconazole and Phenobarbitone 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; Phenobarbitone belongs to Central Nervous System.

Niveau de preuve: Moderate

Pourquoi elle survient

Phenobarbitone induces CYP3A4/5 and increases isavuconazole clearance.

Conduite à tenir

Do not use together; select an alternative anticonvulsant or antifungal agent. If unavoidable, monitor isavuconazole levels and clinical response.

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 Phenobarbitone?

MediHelp rates the interaction as contraindicated. Isavuconazole and Phenobarbitone 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. Phenobarbitone induces hepatic CYP3A4 and can substantially reduce isavuconazole concentrations. Loss of antifungal efficacy in serious fungal infection is the main concern.

How serious is the interaction between Isavuconazole and Phenobarbitone?

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 use together; select an alternative anticonvulsant or antifungal agent. If unavoidable, monitor isavuconazole levels and clinical response.

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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