ALDACTONE-A 25MG TAB contains 25 mg of spironolactone, a potassium-sparing diuretic, and may also include another active ingredient to address additional conditions, such as hypertension, fluid retention (edema), and certain types of hormonal imbalances (e.g., hyperaldosteronism). It works by helping the body eliminate excess salt and water while retaining potassium. The pack contains 100 tablets.