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Drug interactions

Enalapril + Insulin glargine

Severity: Moderate

Enalapril and Insulin glargine: 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

ACE inhibitors may enhance insulin sensitivity, so insulin glargine can lower glucose more than expected. Hypoglycemia is the main concern, especially after the ACE inhibitor is introduced.

What this interaction means in plain words

Enalapril and Insulin glargine 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.

Enalapril belongs to Cardiovascular; Insulin glargine belongs to Endocrine.

Evidence level: Moderate

Why it happens

ACE inhibition increases bradykinin and improves peripheral insulin sensitivity, producing an additive glucose-lowering effect.

What to do

Increase glucose monitoring when enalapril is started or adjusted. Reduce the insulin glargine dose if hypoglycemia appears.

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 Enalapril with Insulin glargine?

MediHelp rates the interaction as moderate. Enalapril and Insulin glargine 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. ACE inhibitors may enhance insulin sensitivity, so insulin glargine can lower glucose more than expected. Hypoglycemia is the main concern, especially after the ACE inhibitor is introduced.

How serious is the interaction between Enalapril and Insulin glargine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Increase glucose monitoring when enalapril is started or adjusted. Reduce the insulin glargine dose if hypoglycemia appears.

What other medicines interact with Enalapril?

MediHelp also lists interactions of Enalapril with, for example, Aliskiren, Protein a column, Sacubitril / valsartan. The full list is on the Enalapril page.

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

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