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Drug interactions

Apalutamide + Repaglinide

Severity: Moderate

Apalutamide and Repaglinide: 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

Apalutamide is a strong inducer of CYP3A4 and CYP2C8, both of which metabolize repaglinide. Exposure to repaglinide may fall, leading to loss of glycemic control.

What this interaction means in plain words

Apalutamide and Repaglinide 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.

Apalutamide belongs to Endocrine; Repaglinide belongs to Endocrine.

Evidence level: Moderate

Why it happens

Apalutamide induces CYP3A4 and CYP2C8, increasing repaglinide clearance.

What to do

Monitor blood glucose closely and increase the repaglinide dose as needed. Reassess if apalutamide is stopped.

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 Apalutamide with Repaglinide?

MediHelp rates the interaction as moderate. Apalutamide and Repaglinide 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. Apalutamide is a strong inducer of CYP3A4 and CYP2C8, both of which metabolize repaglinide. Exposure to repaglinide may fall, leading to loss of glycemic control.

How serious is the interaction between Apalutamide and Repaglinide?

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 blood glucose closely and increase the repaglinide dose as needed. Reassess if apalutamide is stopped.

What other medicines interact with Repaglinide?

MediHelp also lists interactions of Repaglinide with, for example, Gemfibrozil, Clarithromycin, Clopidogrel. The full list is on the Repaglinide page.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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