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Interactions médicamenteuses

Darunavir + Topotecan

Gravité: Majeure

Darunavir and Topotecan: major interaction.

Dernière mise à jour

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Résumé

Darunavir, usually boosted with ritonavir or cobicistat, inhibits P-gp and may increase topotecan exposure. This may worsen myelosuppression.

Ce que signifie cette interaction, en termes simples

Darunavir and Topotecan 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.

Darunavir belongs to Anti Virals; Topotecan belongs to Oncology.

Niveau de preuve: Low

Pourquoi elle survient

Darunavir and its booster inhibit P-gp (and potentially BCRP) efflux of topotecan.

Conduite à tenir

Avoid with oral topotecan. With IV topotecan, monitor blood counts and consider dose reduction.

Questions à poser à votre pharmacien

  • 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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Questions fréquentes

Can I take Darunavir with Topotecan?

MediHelp rates the interaction as major. Darunavir and Topotecan 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. Darunavir, usually boosted with ritonavir or cobicistat, inhibits P-gp and may increase topotecan exposure. This may worsen myelosuppression.

How serious is the interaction between Darunavir and Topotecan?

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 with oral topotecan. With IV topotecan, monitor blood counts and consider dose reduction.

What other medicines interact with Topotecan?

MediHelp also lists interactions of Topotecan with, for example, Adenovirus types 4 and 7 live, Amiodarone, Cisplatin. The full list is on the Topotecan page.

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

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