Fosinopril and Potassium interaction
Fosinopril and Potassium: the Fosinopril prescribing label flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
Curated guidance for Potassium
These medicines reduce potassium excretion; adding potassium supplements or salt substitutes can cause hyperkalemia, which affects heart rhythm.
From the Fosinopril (Fosinopril Sodium) label · effective 2024-05-16
Potassium-sparing diuretics (spironolactone, amiloride, triamterene, and others) or potassium supplements can increase the risk of hyperkalemia.
Hyperkalemia Patients should be told not to use potassium supplements or salt substitutes containing potassium without consulting the physician.
Potassium supplements and potassium-sparing diuretics Fosinopril sodium can attenuate potassium loss caused by thiazide diuretics.
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Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.