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Interactions médicamenteuses

Amlodipine-hydrochlorothiazide-valsartan + Losartan

Gravité: Majeure

Amlodipine-hydrochlorothiazide-valsartan and Losartan: major interaction.

Dernière mise à jour

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Résumé

Combining two angiotensin receptor blockers (valsartan plus losartan) gives no added benefit and increases the risk of hypotension, hyperkalemia, and renal impairment.

Ce que signifie cette interaction, en termes simples

Amlodipine-hydrochlorothiazide-valsartan and Losartan 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.

Amlodipine-hydrochlorothiazide-valsartan belongs to Cardiovascular; Losartan belongs to Cardiovascular.

Niveau de preuve: High

Pourquoi elle survient

Duplicate angiotensin II type 1 receptor blockade produces additive hypotension, reduced aldosterone effect, and reduced glomerular filtration.

Conduite à tenir

Avoid using two ARBs together; keep a single agent. If both were taken, stop one and check serum potassium and creatinine.

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 Amlodipine-hydrochlorothiazide-valsartan with Losartan?

MediHelp rates the interaction as major. Amlodipine-hydrochlorothiazide-valsartan and Losartan 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. Combining two angiotensin receptor blockers (valsartan plus losartan) gives no added benefit and increases the risk of hypotension, hyperkalemia, and renal impairment.

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

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 ARBs together; keep a single agent. If both were taken, stop one and check serum potassium and creatinine.

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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