Drug interactions
Azilsartan-chlorthalidone + Potassium acid
Severity: Moderate
Azilsartan-chlorthalidone and Potassium acid: 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
Phosphate-based potassium supplements raise serum potassium, while chlorthalidone lowers it, so effects partly offset. Azilsartan also reduces potassium excretion, so hyperkalemia is possible, especially with renal impairment.
What this interaction means in plain words
Azilsartan-chlorthalidone and Potassium acid 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.
Why it happens
Potassium supplementation opposes thiazide-type kaliuresis, while angiotensin receptor blockade reduces renal potassium loss.
What to do
Monitor serum potassium and renal function periodically, and adjust the supplement dose accordingly.
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 Azilsartan-chlorthalidone
Frequently asked questions
Can I take Azilsartan-chlorthalidone with Potassium acid?
MediHelp rates the interaction as moderate. Azilsartan-chlorthalidone and Potassium acid 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. Phosphate-based potassium supplements raise serum potassium, while chlorthalidone lowers it, so effects partly offset. Azilsartan also reduces potassium excretion, so hyperkalemia is possible, especially with renal impairment.
How serious is the interaction between Azilsartan-chlorthalidone and Potassium acid?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium and renal function periodically, and adjust the supplement dose accordingly.
What other medicines interact with Azilsartan-chlorthalidone?
MediHelp also lists interactions of Azilsartan-chlorthalidone with, for example, Aliskiren, Sparsentan, Aceclofenac. The full list is on the Azilsartan-chlorthalidone page.
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