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Drug interactions

Liraglutide + Saxagliptin

Severity: Moderate

Liraglutide and Saxagliptin: 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

GLP-1 receptor agonists and DPP-4 inhibitors act on the same incretin pathway, so combining them offers little added glycemic benefit. Hypoglycemia risk is low unless insulin or a sulfonylurea is also used.

What this interaction means in plain words

Liraglutide and Saxagliptin 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; Saxagliptin belongs to Endocrine.

Evidence level: Moderate

Why it happens

Overlapping incretin pathway effects: liraglutide activates GLP-1 receptors while saxagliptin prevents breakdown of endogenous GLP-1.

What to do

Generally avoid the combination because of limited added benefit. If used, monitor glucose and reduce any concurrent sulfonylurea or insulin dose.

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 Saxagliptin?

MediHelp rates the interaction as moderate. Liraglutide and Saxagliptin 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. GLP-1 receptor agonists and DPP-4 inhibitors act on the same incretin pathway, so combining them offers little added glycemic benefit. Hypoglycemia risk is low unless insulin or a sulfonylurea is also used.

How serious is the interaction between Liraglutide and Saxagliptin?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Generally avoid the combination because of limited added benefit. If used, monitor glucose and reduce any concurrent sulfonylurea or insulin dose.

What other medicines interact with Liraglutide?

MediHelp also lists interactions of Liraglutide with, for example, Insulin degludec-liraglutide, Insulin glargine-lixisenatide, Alogliptin-metformin. The full list is on the Liraglutide page.

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