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Drug interactions

Amlodipine-hydrochlorothiazide-valsartan + Glibenclamide

Severity: Minor

Amlodipine-hydrochlorothiazide-valsartan and Glibenclamide: 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

Glyburide may inhibit OATP1B1 and could modestly increase valsartan exposure, but this is unlikely to be clinically important. Thiazides can also reduce glycemic control, which may be relevant in a diabetic taking glyburide.

What this interaction means in plain words

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

Amlodipine-hydrochlorothiazide-valsartan belongs to Cardiovascular; Glibenclamide belongs to Endocrine.

Evidence level: Low

Why it happens

Possible OATP1B1 inhibition by glyburide reducing hepatic uptake of valsartan.

What to do

No empiric adjustment is needed for valsartan. Monitor blood pressure and blood glucose, as hydrochlorothiazide can raise glucose.

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 Amlodipine-hydrochlorothiazide-valsartan with Glibenclamide?

MediHelp rates the interaction as minor. Amlodipine-hydrochlorothiazide-valsartan and Glibenclamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Glyburide may inhibit OATP1B1 and could modestly increase valsartan exposure, but this is unlikely to be clinically important. Thiazides can also reduce glycemic control, which may be relevant in a diabetic taking glyburide.

How serious is the interaction between Amlodipine-hydrochlorothiazide-valsartan and Glibenclamide?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No empiric adjustment is needed for valsartan. Monitor blood pressure and blood glucose, as hydrochlorothiazide can raise glucose.

What other medicines interact with Amlodipine-hydrochlorothiazide-valsartan?

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

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