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Drug interactions

Asciminib + Ketoconazole

Severity: Moderate

Asciminib and Ketoconazole: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Ketoconazole raises asciminib exposure. Higher levels may increase adverse effects, particularly at higher doses.

What this interaction means in plain words

Asciminib and Ketoconazole can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Asciminib belongs to Oncology; Ketoconazole belongs to Anti Fungals.

Evidence level: Moderate

Why it happens

Strong CYP3A4 inhibition reduces asciminib metabolism.

What to do

Monitor for adverse effects such as myelosuppression and pancreatitis. Consider a lower asciminib dose if toxicity develops, especially at 200 mg twice daily.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Asciminib with Ketoconazole?

MediHelp rates the interaction as moderate. Asciminib and Ketoconazole can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Ketoconazole raises asciminib exposure. Higher levels may increase adverse effects, particularly at higher doses.

How serious is the interaction between Asciminib and Ketoconazole?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for adverse effects such as myelosuppression and pancreatitis. Consider a lower asciminib dose if toxicity develops, especially at 200 mg twice daily.

What other medicines interact with Asciminib?

MediHelp also lists interactions of Asciminib with, for example, Clarithromycin, Dihydroergotamine, Ergotamine. The full list is on the Asciminib page.

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