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Drug interactions

Amlodipine-olmesartan-hydrochlorothiazide + Stiripentol

Severity: Minor

Amlodipine-olmesartan-hydrochlorothiazide and Stiripentol: 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

Stiripentol has mixed effects on CYP3A4, acting as both an inhibitor and an inducer, so exposure to amlodipine may rise or fall unpredictably. This could lead to excess hypotension and edema or to reduced blood pressure control.

What this interaction means in plain words

Amlodipine-olmesartan-hydrochlorothiazide and Stiripentol 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-olmesartan-hydrochlorothiazide belongs to Cardiovascular; Stiripentol belongs to Central Nervous System.

Evidence level: Low

Why it happens

Stiripentol modulates CYP3A4 activity (inhibition and induction), altering amlodipine metabolism.

What to do

Monitor blood pressure and signs of vasodilatory adverse effects such as peripheral edema when starting or stopping stiripentol. Adjust the amlodipine-containing regimen according to response.

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-olmesartan-hydrochlorothiazide with Stiripentol?

MediHelp rates the interaction as minor. Amlodipine-olmesartan-hydrochlorothiazide and Stiripentol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Stiripentol has mixed effects on CYP3A4, acting as both an inhibitor and an inducer, so exposure to amlodipine may rise or fall unpredictably. This could lead to excess hypotension and edema or to reduced blood pressure control.

How serious is the interaction between Amlodipine-olmesartan-hydrochlorothiazide and Stiripentol?

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 pressure and signs of vasodilatory adverse effects such as peripheral edema when starting or stopping stiripentol. Adjust the amlodipine-containing regimen according to response.

What other medicines interact with Amlodipine-olmesartan-hydrochlorothiazide?

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

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