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Drug interactions

Glipizide-metformin + Salicylates

Severity: Moderate

Glipizide-metformin and Salicylates: 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

Non-acetylated salicylates may enhance the glucose-lowering effect of sulfonylureas such as glipizide. Hypoglycemia can occur, especially with higher salicylate doses or in older patients.

What this interaction means in plain words

Glipizide-metformin and Salicylates 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.

Evidence level: Moderate

Why it happens

Salicylates may enhance insulin secretion and displace sulfonylureas from protein binding, and high doses lower glucose independently.

What to do

Monitor blood glucose when starting or stopping salicylates, and reduce the glipizide dose if hypoglycemia occurs.

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 Glipizide-metformin with Salicylates?

MediHelp rates the interaction as moderate. Glipizide-metformin and Salicylates 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. Non-acetylated salicylates may enhance the glucose-lowering effect of sulfonylureas such as glipizide. Hypoglycemia can occur, especially with higher salicylate doses or in older patients.

How serious is the interaction between Glipizide-metformin and Salicylates?

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 when starting or stopping salicylates, and reduce the glipizide dose if hypoglycemia occurs.

What other medicines interact with Glipizide-metformin?

MediHelp also lists interactions of Glipizide-metformin with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Glipizide-metformin page.

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