Naproxen and Potassium chloride interaction
Naproxen and Potassium chloride: the Potassium chloride prescribing label describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Potassium chloride label · effective 2026-01-01
Nonsteroidal anti-inflammatory drugs: Monitor for hyperkalemia ( 7.3 )
Closely monitor potassium in patients on concomitant NSAIDs.
Nonsteroidal Anti-inflammatory Drugs (NSAIDs) NSAIDs may produce potassium retention by reducing renal synthesis of prostaglandin E and impairing the renin-angiotensin system.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
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.