This medicine (spironolactone) helps your body get rid of extra fluid by making you pee more, without losing potassium.
Your doctor will tell you the right dose. For adults, it's usually 25-100 mg daily, but can be up to 400 mg for short periods or specific conditions. For children, the doctor decides based on weight and illness.
Take the tablet with a glass of water or other drink, with food. You can take your daily dose once a day or split it into two doses. Try to take it at the same time each day to help it work best and to remember it.
The maximum daily dose for severe swelling or specific conditions is typically 400 mg for a short period.
Suitable for older adults, with specific precautions. Reduce the dose in moderately severe renal impairment. Do not use in severe renal impairment. Consider risk of hyperkalaemia.. (updated 19.5.2025)