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Drug interactions

Exenatide injectable + Hydrochlorothiazide-telmisartan

Severity: Minor

Exenatide injectable and Hydrochlorothiazide-telmisartan: 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

Hydrochlorothiazide can worsen glucose tolerance and may weaken the glucose-lowering effect of exenatide. Telmisartan may slightly improve insulin sensitivity, so glycemic control can shift in either direction. Dehydration from exenatide-related gastrointestinal effects may add to renal risk with the diuretic and ARB.

What this interaction means in plain words

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

Evidence level: Low

Why it happens

Thiazides impair insulin sensitivity and secretion, opposing exenatide, while ARBs may modestly improve insulin sensitivity.

What to do

Monitor blood glucose when starting or changing therapy. Ensure adequate hydration and check renal function if vomiting or diarrhea 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 Exenatide injectable with Hydrochlorothiazide-telmisartan?

MediHelp rates the interaction as minor. Exenatide injectable and Hydrochlorothiazide-telmisartan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Hydrochlorothiazide can worsen glucose tolerance and may weaken the glucose-lowering effect of exenatide. Telmisartan may slightly improve insulin sensitivity, so glycemic control can shift in either direction. Dehydration from exenatide-related gastrointestinal effects may add to renal risk with the diuretic and ARB.

How serious is the interaction between Exenatide injectable and Hydrochlorothiazide-telmisartan?

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 changing therapy. Ensure adequate hydration and check renal function if vomiting or diarrhea occurs.

What other medicines interact with Hydrochlorothiazide-telmisartan?

MediHelp also lists interactions of Hydrochlorothiazide-telmisartan with, for example, Aliskiren, Dofetilide, Sparsentan. The full list is on the Hydrochlorothiazide-telmisartan page.

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