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Drug interactions

Amoxicillin + Hydrochlorothiazide-olmesartan

Severity: Minor

Amoxicillin and Hydrochlorothiazide-olmesartan: 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

Both are renally cleared, and competition for tubular secretion could slightly raise amoxicillin levels. This is unlikely to be clinically significant at usual doses in patients with normal renal function.

What this interaction means in plain words

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

Amoxicillin belongs to Anti Bacterial; Hydrochlorothiazide-olmesartan belongs to Cardiovascular.

Evidence level: Low

Why it happens

Possible competition for renal tubular secretion via organic anion transporters.

What to do

No routine dose change is needed. Consider the effect in patients with significant renal impairment.

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 Amoxicillin with Hydrochlorothiazide-olmesartan?

MediHelp rates the interaction as minor. Amoxicillin and Hydrochlorothiazide-olmesartan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Both are renally cleared, and competition for tubular secretion could slightly raise amoxicillin levels. This is unlikely to be clinically significant at usual doses in patients with normal renal function.

How serious is the interaction between Amoxicillin and Hydrochlorothiazide-olmesartan?

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 routine dose change is needed. Consider the effect in patients with significant renal impairment.

What other medicines interact with Hydrochlorothiazide-olmesartan?

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

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