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Drug interactions

Imidapril + Metformin-sitagliptin

Severity: Moderate

Imidapril and Metformin-sitagliptin: 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 can enhance insulin sensitivity and occasionally lead to hypoglycemia in patients on antidiabetic therapy. They may also reduce renal function, which can raise metformin levels and the risk of lactic acidosis. Sitagliptin has a small added risk of angioedema with ACE inhibitors.

What this interaction means in plain words

Imidapril and Metformin-sitagliptin 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.

Imidapril belongs to Cardiovascular; Metformin-sitagliptin belongs to Endocrine.

Evidence level: Moderate

Why it happens

ACE inhibition improves insulin sensitivity, and any resulting reduction in renal function reduces metformin and sitagliptin clearance.

What to do

Monitor renal function and blood glucose after starting or changing imidapril, and reduce the antidiabetic dose if eGFR falls.

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 Imidapril with Metformin-sitagliptin?

MediHelp rates the interaction as moderate. Imidapril and Metformin-sitagliptin 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 can enhance insulin sensitivity and occasionally lead to hypoglycemia in patients on antidiabetic therapy. They may also reduce renal function, which can raise metformin levels and the risk of lactic acidosis. Sitagliptin has a small added risk of angioedema with ACE inhibitors.

How serious is the interaction between Imidapril and Metformin-sitagliptin?

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 renal function and blood glucose after starting or changing imidapril, and reduce the antidiabetic dose if eGFR falls.

What other medicines interact with Metformin-sitagliptin?

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

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