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Drug interactions

Metreleptin + Tolazamide

Severity: Moderate

Metreleptin 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

Metreleptin improves insulin sensitivity, and combined with insulin secretagogues such as sulfonylureas it can cause hypoglycemia. Dose reduction of the secretagogue may be required.

What this interaction means in plain words

Metreleptin 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.

Metreleptin belongs to Endocrine; Tolazamide belongs to Endocrine.

Evidence level: Moderate

Why it happens

Additive glucose lowering from improved insulin sensitivity and sulfonylurea-induced insulin secretion.

What to do

Monitor blood glucose closely after starting metreleptin and reduce the tolazamide dose as needed.

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 Metreleptin with Tolazamide?

MediHelp rates the interaction as moderate. Metreleptin 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. Metreleptin improves insulin sensitivity, and combined with insulin secretagogues such as sulfonylureas it can cause hypoglycemia. Dose reduction of the secretagogue may be required.

How serious is the interaction between Metreleptin 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 closely after starting metreleptin and reduce the tolazamide dose as needed.

What other medicines interact with Tolazamide?

MediHelp also lists interactions of Tolazamide with, for example, Disopyramide, Insulin degludec-liraglutide, Aceclofenac. The full list is on the Tolazamide page.

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