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Interações medicamentosas

Ceritinib + Pimozide

Gravidade: Contraindicada

Ceritinib and Pimozide: contraindicated interaction.

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Para profissionais de saúde — apenas referência. Esta página é um resumo breve, não é aconselhamento médico nem substitui a bula oficial ou o julgamento clínico. Verifique sempre antes de prescrever ou dispensar.

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Resumo

Ceritinib prolongs the QT interval and is also a CYP3A4 inhibitor, which can raise pimozide concentrations. The combination substantially increases the risk of torsades de pointes.

O que esta interação significa em palavras simples

Ceritinib and Pimozide 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.

Ceritinib belongs to Oncology; Pimozide belongs to Central Nervous System.

Nível de evidência: Moderate

Por que acontece

Additive QT prolongation plus CYP3A4 inhibition reducing pimozide metabolism.

O que fazer

Avoid the combination and choose an alternative to pimozide during ceritinib therapy. If unavoidable, monitor ECG and electrolytes closely.

O que perguntar ao farmacêutico

  • 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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Perguntas frequentes

Can I take Ceritinib with Pimozide?

MediHelp rates the interaction as contraindicated. Ceritinib and Pimozide 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. Ceritinib prolongs the QT interval and is also a CYP3A4 inhibitor, which can raise pimozide concentrations. The combination substantially increases the risk of torsades de pointes.

How serious is the interaction between Ceritinib and Pimozide?

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 choose an alternative to pimozide during ceritinib therapy. If unavoidable, monitor ECG and electrolytes closely.

What other medicines interact with Pimozide?

MediHelp also lists interactions of Pimozide with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Pimozide page.

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