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Interactions médicamenteuses

Lenacapavir + Rifampicin

Gravité: Contre-indiquée

Lenacapavir and Rifampicin: contraindicated interaction.

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Résumé

Rifampicin substantially lowers lenacapavir concentrations. Subtherapeutic levels may cause loss of virologic suppression and selection of resistance.

Ce que signifie cette interaction, en termes simples

Lenacapavir 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.

Lenacapavir belongs to Anti Virals; Rifampicin belongs to Anti Bacterial.

Niveau de preuve: High

Pourquoi elle survient

Rifampicin is a strong inducer of CYP3A and P-gp, increasing lenacapavir clearance.

Conduite à tenir

Do not coadminister. Use an alternative antimycobacterial such as rifabutin only after checking current labeling, or select another HIV 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 Lenacapavir with Rifampicin?

MediHelp rates the interaction as contraindicated. Lenacapavir 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 substantially lowers lenacapavir concentrations. Subtherapeutic levels may cause loss of virologic suppression and selection of resistance.

How serious is the interaction between Lenacapavir 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 coadminister. Use an alternative antimycobacterial such as rifabutin only after checking current labeling, or select another HIV regimen.

What other medicines interact with Lenacapavir?

MediHelp also lists interactions of Lenacapavir with, for example, Apalutamide, Carbamazepine, Enzalutamide. The full list is on the Lenacapavir page.

Monographies complètes, posologies et vérificateur d'interactions dans l'application MediHelp

Ouvrez le référentiel complet, vérifiez les interactions entre plusieurs médicaments et utilisez les outils de posologie dans l'application MediHelp.

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