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Drug interactions

Chlorpropamide + Fenofibrate

Severity: Minor

Chlorpropamide and Fenofibrate: minor 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

Fibrates may modestly improve or alter glycemic control, and the combination with a sulfonylurea has been associated with hypoglycemia. Protein-binding displacement is a theoretical contributor and the effect is generally small.

What this interaction means in plain words

Chlorpropamide and Fenofibrate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Chlorpropamide belongs to Endocrine; Fenofibrate belongs to Cardiovascular.

Evidence level: Low

Why it happens

Possible additive glucose-lowering effect and protein-binding displacement; the mechanism is not firmly established.

What to do

Monitor blood glucose when starting or stopping fenofibrate. Reduce the chlorpropamide dose if hypoglycemia occurs.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Chlorpropamide with Fenofibrate?

MediHelp rates the interaction as minor. Chlorpropamide and Fenofibrate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Fibrates may modestly improve or alter glycemic control, and the combination with a sulfonylurea has been associated with hypoglycemia. Protein-binding displacement is a theoretical contributor and the effect is generally small.

How serious is the interaction between Chlorpropamide and Fenofibrate?

MediHelp rates it minor, 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 stopping fenofibrate. Reduce the chlorpropamide dose if hypoglycemia occurs.

What other medicines interact with Fenofibrate?

MediHelp also lists interactions of Fenofibrate with, for example, Atorvastatin, Cholestyramine, Cholic acid. The full list is on the Fenofibrate page.

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

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