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Interactions médicamenteuses

Efavirenz + Roflumilast

Gravité: Majeure

Efavirenz and Roflumilast: major interaction.

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Résumé

Efavirenz induces CYP3A4 and CYP1A2 and may lower roflumilast and active metabolite exposure. This can reduce the therapeutic benefit in COPD, and labeling advises against coadministration with strong CYP inducers.

Ce que signifie cette interaction, en termes simples

Efavirenz and Roflumilast 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.

Efavirenz belongs to Anti Virals; Roflumilast belongs to Respiratory.

Niveau de preuve: Moderate

Pourquoi elle survient

Efavirenz induces CYP3A4 and other CYP enzymes, accelerating roflumilast metabolism.

Conduite à tenir

Avoid the combination where possible; if unavoidable, monitor COPD control and exacerbation frequency and consider alternative therapy.

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 Efavirenz with Roflumilast?

MediHelp rates the interaction as major. Efavirenz and Roflumilast 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. Efavirenz induces CYP3A4 and CYP1A2 and may lower roflumilast and active metabolite exposure. This can reduce the therapeutic benefit in COPD, and labeling advises against coadministration with strong CYP inducers.

How serious is the interaction between Efavirenz and Roflumilast?

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 the combination where possible; if unavoidable, monitor COPD control and exacerbation frequency and consider alternative therapy.

What other medicines interact with Roflumilast?

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