Drug interactions
Amlodipine-hydrochlorothiazide-valsartan + Potassium chloride
Severity: Moderate
Amlodipine-hydrochlorothiazide-valsartan and Potassium chloride: moderate 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
Valsartan reduces renal potassium excretion, so potassium chloride supplements can cause hyperkalemia, especially with renal impairment or diabetes. Hydrochlorothiazide counteracts this by causing potassium loss, so the net effect varies between patients.
What this interaction means in plain words
Amlodipine-hydrochlorothiazide-valsartan and Potassium chloride can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Amlodipine-hydrochlorothiazide-valsartan belongs to Cardiovascular; Potassium chloride belongs to Gastrointestinal Tract.
Why it happens
ARB-induced aldosterone suppression reduces potassium excretion, opposed by thiazide-induced kaliuresis.
What to do
Check serum potassium and creatinine within the first weeks of combined therapy and periodically afterwards. Reduce or stop the supplement if potassium rises.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Amlodipine-hydrochlorothiazide-valsartan
- Aliskiren + Amlodipine-hydrochlorothiazide-valsartan Contraindicated
- Amlodipine-hydrochlorothiazide-valsartan + Dofetilide Contraindicated
- Amlodipine-hydrochlorothiazide-valsartan + Sparsentan Contraindicated
- Aceclofenac + Amlodipine-hydrochlorothiazide-valsartan Major
- Aldesleukin + Amlodipine-hydrochlorothiazide-valsartan Major
- Amifostine + Amlodipine-hydrochlorothiazide-valsartan Major
Other interactions of Potassium chloride
Frequently asked questions
Can I take Amlodipine-hydrochlorothiazide-valsartan with Potassium chloride?
MediHelp rates the interaction as moderate. Amlodipine-hydrochlorothiazide-valsartan and Potassium chloride can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Valsartan reduces renal potassium excretion, so potassium chloride supplements can cause hyperkalemia, especially with renal impairment or diabetes. Hydrochlorothiazide counteracts this by causing potassium loss, so the net effect varies between patients.
How serious is the interaction between Amlodipine-hydrochlorothiazide-valsartan and Potassium chloride?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check serum potassium and creatinine within the first weeks of combined therapy and periodically afterwards. Reduce or stop the supplement if potassium rises.
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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