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Drug interactions

Capsicum + Fosinopril-hydrochlorothiazide

Severity: Minor

Capsicum and Fosinopril-hydrochlorothiazide: 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

Capsaicin-containing products can provoke cough, and ACE inhibitors commonly cause a dry cough. Together they may worsen or confound cough symptoms.

What this interaction means in plain words

Capsicum and Fosinopril-hydrochlorothiazide 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

Both agents sensitize cough pathways, one through substance P and bradykinin accumulation and the other through sensory nerve stimulation.

What to do

If cough worsens, review capsicum intake or use. Consider switching to an ARB if ACE inhibitor cough persists.

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 Capsicum with Fosinopril-hydrochlorothiazide?

MediHelp rates the interaction as minor. Capsicum and Fosinopril-hydrochlorothiazide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Capsaicin-containing products can provoke cough, and ACE inhibitors commonly cause a dry cough. Together they may worsen or confound cough symptoms.

How serious is the interaction between Capsicum and Fosinopril-hydrochlorothiazide?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: If cough worsens, review capsicum intake or use. Consider switching to an ARB if ACE inhibitor cough persists.

What other medicines interact with Fosinopril-hydrochlorothiazide?

MediHelp also lists interactions of Fosinopril-hydrochlorothiazide with, for example, Aliskiren, Dofetilide, Protein a column. The full list is on the Fosinopril-hydrochlorothiazide page.

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