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Drug interactions

Ribociclib + Zolpidem

Severity: Moderate

Ribociclib and Zolpidem: 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

Ribociclib is a CYP3A4 inhibitor and may increase zolpidem exposure, leading to greater sedation and next-day impairment. The magnitude for zolpidem has not been well defined.

What this interaction means in plain words

Ribociclib and Zolpidem 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.

Ribociclib belongs to Oncology; Zolpidem belongs to Central Nervous System.

Evidence level: Low

Why it happens

Ribociclib inhibits CYP3A4, decreasing the metabolism of zolpidem.

What to do

Start with a low zolpidem dose and monitor for oversedation. Reduce the dose if drowsiness persists.

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 Ribociclib with Zolpidem?

MediHelp rates the interaction as moderate. Ribociclib and Zolpidem 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. Ribociclib is a CYP3A4 inhibitor and may increase zolpidem exposure, leading to greater sedation and next-day impairment. The magnitude for zolpidem has not been well defined.

How serious is the interaction between Ribociclib and Zolpidem?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Start with a low zolpidem dose and monitor for oversedation. Reduce the dose if drowsiness persists.

What other medicines interact with Zolpidem?

MediHelp also lists interactions of Zolpidem with, for example, Calcium / magnesium / potassium / sodium oxybates, Sodium oxybate, Benzhydrocodone / acetaminophen. The full list is on the Zolpidem page.

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