Aldactone 25mg tablet contains the active constituent spironolactone, which belongs to the class of potassium-sparing diuretics. It is used in the treatment of heart failure and in hypertension (patients with high blood pressure). It is used to treat low potassium levels in the body, which is otherwise known as hypokalemia and reduces swelling (edema in the body). Aldactone 25mg tablet is taken as per the advice of the doctor. It can be taken in the morning in order to avoid frequent urination during the night times. It’s important to take this medicine with food at the same time every day. You should not stop taking this medication when you feel better because it can cause the condition to worse. If you are taking this medication for high blood pressure along with medication, you have to follow lifestyle changes like exercising regularly and a low salt diet to increase the effectiveness of this medicine. Avoid the consumption of alcohol as it increases the side effects of this medication. The common side effects of Aldactone 25mg tablet are nausea, vomiting, dizziness, and swelling. Tenderness of breasts is common in both men and women. Before you start this medication, discuss the kidney, heart, and liver diseases that you have had for a longer period of time. Tell about all the medications you are taking for different diseases and inform your doctor about your pregnancy or if you are planning for pregnancy and if you are a breastfeeding mother because it can cause harmful effects and birth defects in a developing child. Blood pressure and potassium levels should be checked regularly, and kidney function tests should be monitored while taking this medication.