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Interactions médicamenteuses

Chlorthalidone + Fosinopril-hydrochlorothiazide

Gravité: Majeure

Chlorthalidone and Fosinopril-hydrochlorothiazide: major interaction.

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Résumé

Chlorthalidone is a thiazide-like diuretic, so adding it to a regimen containing hydrochlorothiazide duplicates therapy. This increases the risk of hypokalemia, hyponatremia, hypomagnesemia, volume depletion and hyperuricemia with little added benefit.

Ce que signifie cette interaction, en termes simples

Chlorthalidone and Fosinopril-hydrochlorothiazide can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Chlorthalidone belongs to Cardiovascular; Fosinopril-hydrochlorothiazide belongs to Cardiovascular.

Niveau de preuve: Moderate

Pourquoi elle survient

Duplicate inhibition of the sodium-chloride cotransporter in the distal tubule causing additive diuresis and electrolyte loss.

Conduite à tenir

Avoid using two thiazide-type diuretics together and keep a single agent. Check electrolytes and renal function if the overlap has occurred.

Questions à poser à votre pharmacien

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Questions fréquentes

Can I take Chlorthalidone with Fosinopril-hydrochlorothiazide?

MediHelp rates the interaction as major. Chlorthalidone and Fosinopril-hydrochlorothiazide can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Chlorthalidone is a thiazide-like diuretic, so adding it to a regimen containing hydrochlorothiazide duplicates therapy. This increases the risk of hypokalemia, hyponatremia, hypomagnesemia, volume depletion and hyperuricemia with little added benefit.

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

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid using two thiazide-type diuretics together and keep a single agent. Check electrolytes and renal function if the overlap has occurred.

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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Ouvrez le référentiel complet, vérifiez les interactions entre plusieurs médicaments et utilisez les outils de posologie dans l'application MediHelp.

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