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Interactions médicamenteuses

Primidone + Roflumilast

Gravité: Majeure

Primidone and Roflumilast: major interaction.

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Résumé

Primidone is metabolized to phenobarbital, which induces CYP enzymes and may reduce roflumilast exposure. Clinical benefit of roflumilast may be lost.

Ce que signifie cette interaction, en termes simples

Primidone 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.

Primidone belongs to Central Nervous System; Roflumilast belongs to Respiratory.

Niveau de preuve: Moderate

Pourquoi elle survient

Primidone and its phenobarbital metabolite induce CYP3A4 and CYP1A2, increasing roflumilast metabolism.

Conduite à tenir

Avoid coadministration where feasible and choose a different COPD therapy. If both are needed, monitor clinical response closely.

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 Primidone with Roflumilast?

MediHelp rates the interaction as major. Primidone 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. Primidone is metabolized to phenobarbital, which induces CYP enzymes and may reduce roflumilast exposure. Clinical benefit of roflumilast may be lost.

How serious is the interaction between Primidone 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 coadministration where feasible and choose a different COPD therapy. If both are needed, monitor clinical response closely.

What other medicines interact with Roflumilast?

MediHelp also lists interactions of Roflumilast with, for example, Apalutamide, Carbamazepine, Efavirenz. 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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