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Interactions médicamenteuses

Asenapine + Selpercatinib

Gravité: Majeure

Asenapine and Selpercatinib: major interaction.

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Résumé

Both drugs can prolong the QT interval, so combined use may increase the likelihood of torsades de pointes. The risk is higher with electrolyte disturbances, bradycardia or existing cardiac disease.

Ce que signifie cette interaction, en termes simples

Asenapine and Selpercatinib 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.

Asenapine belongs to Central Nervous System; Selpercatinib belongs to Oncology.

Niveau de preuve: Moderate

Pourquoi elle survient

Additive prolongation of cardiac repolarization (QTc).

Conduite à tenir

Avoid the combination if possible; otherwise monitor ECG and electrolytes regularly and correct potassium and magnesium. Interrupt or reduce therapy if QTc becomes markedly prolonged.

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 Asenapine with Selpercatinib?

MediHelp rates the interaction as major. Asenapine and Selpercatinib 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. Both drugs can prolong the QT interval, so combined use may increase the likelihood of torsades de pointes. The risk is higher with electrolyte disturbances, bradycardia or existing cardiac disease.

How serious is the interaction between Asenapine and Selpercatinib?

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 if possible; otherwise monitor ECG and electrolytes regularly and correct potassium and magnesium. Interrupt or reduce therapy if QTc becomes markedly prolonged.

What other medicines interact with Asenapine?

MediHelp also lists interactions of Asenapine with, for example, Pimozide, Thioridazine, Vandetanib. The full list is on the Asenapine 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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