Drug interactions
Chlorpropamide + Exenatide
Severity: Major
Chlorpropamide and Exenatide: major 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
Exenatide combined with a sulfonylurea increases the risk of hypoglycemia. Chlorpropamide has a long half-life, so hypoglycemia can be prolonged, especially in elderly patients or those with renal impairment.
What this interaction means in plain words
Chlorpropamide and Exenatide can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Chlorpropamide belongs to Endocrine; Exenatide belongs to Endocrine.
Why it happens
Additive pharmacodynamic effect: glucose-dependent insulin secretion from exenatide plus glucose-independent insulin release from chlorpropamide.
What to do
Consider reducing the chlorpropamide dose when starting exenatide, or switch to a shorter-acting agent. Monitor glucose and counsel patients on hypoglycemia symptoms.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Exenatide
- Asenapine + Exenatide Moderate
- Betamethasone + Exenatide Moderate
- Chlorothiazide + Exenatide Moderate
- Clozapine + Exenatide Moderate
- Cortisone + Exenatide Moderate
- Dexamethasone + Exenatide Moderate
Other interactions of Chlorpropamide
Frequently asked questions
Can I take Chlorpropamide with Exenatide?
MediHelp rates the interaction as major. Chlorpropamide and Exenatide can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Exenatide combined with a sulfonylurea increases the risk of hypoglycemia. Chlorpropamide has a long half-life, so hypoglycemia can be prolonged, especially in elderly patients or those with renal impairment.
How serious is the interaction between Chlorpropamide and Exenatide?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Consider reducing the chlorpropamide dose when starting exenatide, or switch to a shorter-acting agent. Monitor glucose and counsel patients on hypoglycemia symptoms.
What other medicines interact with Exenatide?
MediHelp also lists interactions of Exenatide with, for example, Asenapine, Betamethasone, Chlorothiazide. The full list is on the Exenatide page.
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