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Drug interactions

Liraglutide + Metformin-repaglinide

Severity: Moderate

Liraglutide and Metformin-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

Liraglutide enhances glucose-dependent insulin secretion and, combined with repaglinide, raises the risk of hypoglycemia. Metformin alone adds little hypoglycemia risk but contributes to overall glucose lowering.

What this interaction means in plain words

Liraglutide and Metformin-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.

Liraglutide belongs to Endocrine; Metformin-repaglinide belongs to Endocrine.

Evidence level: High

Why it happens

Additive insulinotropic effects of GLP-1 receptor agonism and repaglinide-induced insulin secretion.

What to do

Monitor blood glucose and consider reducing the repaglinide dose when starting liraglutide.

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 Liraglutide with Metformin-repaglinide?

MediHelp rates the interaction as moderate. Liraglutide and Metformin-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. Liraglutide enhances glucose-dependent insulin secretion and, combined with repaglinide, raises the risk of hypoglycemia. Metformin alone adds little hypoglycemia risk but contributes to overall glucose lowering.

How serious is the interaction between Liraglutide and Metformin-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 and consider reducing the repaglinide dose when starting liraglutide.

What other medicines interact with Metformin-repaglinide?

MediHelp also lists interactions of Metformin-repaglinide with, for example, Gemfibrozil, Apalutamide, Clarithromycin. The full list is on the Metformin-repaglinide page.

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

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