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Interactions médicamenteuses

Lithium + Vandetanib

Gravité: Contre-indiquée

Lithium and Vandetanib: contraindicated interaction.

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Résumé

Vandetanib carries a boxed warning for QT prolongation, torsades de pointes and sudden death, and lithium may add to this risk. Concurrent QT-prolonging drugs are to be avoided.

Ce que signifie cette interaction, en termes simples

Lithium and Vandetanib 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.

Lithium belongs to Central Nervous System; Vandetanib belongs to Oncology.

Niveau de preuve: Moderate

Pourquoi elle survient

Additive QTc prolongation; vandetanib is a potent QT-prolonging agent with a long half-life.

Conduite à tenir

Avoid the combination and use an alternative to lithium. If both are unavoidable, monitor ECG and electrolytes frequently.

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 Lithium with Vandetanib?

MediHelp rates the interaction as contraindicated. Lithium and Vandetanib 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. Vandetanib carries a boxed warning for QT prolongation, torsades de pointes and sudden death, and lithium may add to this risk. Concurrent QT-prolonging drugs are to be avoided.

How serious is the interaction between Lithium and Vandetanib?

MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination and use an alternative to lithium. If both are unavoidable, monitor ECG and electrolytes frequently.

What other medicines interact with Lithium?

MediHelp also lists interactions of Lithium with, for example, Thioridazine, Aceclofenac, Acemetacin. The full list is on the Lithium 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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