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Drug interactions

Ramipril + Tolazamide

Severity: Moderate

Ramipril and Tolazamide: 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 the glucose-lowering action of sulfonylureas, occasionally causing hypoglycemia. The risk is greatest when ACE inhibitor therapy is started or in patients with renal impairment.

What this interaction means in plain words

Ramipril and Tolazamide 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.

Ramipril belongs to Cardiovascular; Tolazamide belongs to Endocrine.

Evidence level: Moderate

Why it happens

ACE inhibition may improve insulin sensitivity and glucose uptake, producing a pharmacodynamic additive hypoglycemic effect.

What to do

Monitor blood glucose when starting or adjusting ramipril and reduce the sulfonylurea dose if hypoglycemia occurs. Teach patients hypoglycemia symptoms.

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 Ramipril with Tolazamide?

MediHelp rates the interaction as moderate. Ramipril and Tolazamide 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 the glucose-lowering action of sulfonylureas, occasionally causing hypoglycemia. The risk is greatest when ACE inhibitor therapy is started or in patients with renal impairment.

How serious is the interaction between Ramipril and Tolazamide?

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 adjusting ramipril and reduce the sulfonylurea dose if hypoglycemia occurs. Teach patients hypoglycemia symptoms.

What other medicines interact with Ramipril?

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

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

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