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Drug interactions

Dexfenfluramine + Insulin glargine-lixisenatide

Severity: Moderate

Dexfenfluramine and Insulin glargine-lixisenatide: 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

Dexfenfluramine may enhance peripheral glucose uptake and add to the effect of insulin. This can increase the risk of hypoglycemia.

What this interaction means in plain words

Dexfenfluramine and Insulin glargine-lixisenatide 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: Low

Why it happens

Increased peripheral glucose uptake produces an additive glucose-lowering effect.

What to do

Monitor blood glucose and reduce the insulin dose if hypoglycemia occurs. Note that dexfenfluramine has been withdrawn in most markets.

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 Dexfenfluramine with Insulin glargine-lixisenatide?

MediHelp rates the interaction as moderate. Dexfenfluramine and Insulin glargine-lixisenatide 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. Dexfenfluramine may enhance peripheral glucose uptake and add to the effect of insulin. This can increase the risk of hypoglycemia.

How serious is the interaction between Dexfenfluramine and Insulin glargine-lixisenatide?

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 and reduce the insulin dose if hypoglycemia occurs. Note that dexfenfluramine has been withdrawn in most markets.

What other medicines interact with Insulin glargine-lixisenatide?

MediHelp also lists interactions of Insulin glargine-lixisenatide with, for example, Albiglutide, Chlorpropamide, Dulaglutide. The full list is on the Insulin glargine-lixisenatide page.

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