Congestive Heart Failure Home > Aldactone Drug Information

Available in the form of a tablet, Aldactone® (spironolactone) is a medication approved to treat high blood pressure, water retention, heart failure, and low potassium levels. It can also be used to diagnose and treat primary hyperaldosteronism. Unlike many other diuretics, Aldactone is a "potassium-sparing" diuretic, which means it does not cause low potassium levels in the blood.
The prescribing information for this drug recommends taking it by mouth once or twice a day. Aldactone may be taken every other day in some cases. Although most people tolerate this medicine well, side effects are possible and may include things like:
(For more information on this drug, click Aldactone. This article provides a more in-depth discussion, explaining how the medication works, what to expect while taking it, and what your healthcare provider needs to know before prescribing it.)
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Last reviewed by: Arthur Schoenstadt, MD
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