We use cookies to help provide you with the best possible online experience. Please read our Privacy Policy for information about which cookies we use and what information we collect on our site. By continuing to use this site, you agree that we may store and access cookies on your device.
Spironolactone is a mineralocorticoid receptor blocker and a potassium-sparing diuretic (water pill) used to treat essential hypertension, congestive heart failure, hypokalemia, fluid retention (edema), and hyperaldosteronism.