Aldactone(Spironolactone): Uses, Dosage, and Side Effects
Written by Medicover Team and Medically Reviewed by Dr Bharath Reddy D, Cardiology
Aldactone (spironolactone) is a potassium-sparing diuretic used for fluid retention in
It balances potassium levels and lowers blood pressure by blocking aldosterone receptors in the kidneys, increasing sodium and water excretion while retaining potassium.
Aldactone is used to treat various conditions including:
Doctors may also prescribe Aldactone for:
It is also prescribed to diagnose disorders characterised by excess aldosterone, a hormone produced by the adrenal glands that regulates salt and water balance.
Aldactone (spironolactone) works by blocking the action of a hormone called aldosterone. Aldosterone causes the body to retain salt and water. By blocking it, Aldactone:
Aldactone helps your body get rid of extra fluid without losing too much potassium, making it beneficial for heart, liver, and kidney conditions.
If you forget to take a dose, try to take it as soon as you remember. But if your next dose is coming up soon, skip the missed dose and wait for the next one. Don't take two doses together, as this can increase the chance of side effects from Aldactone.
Accidentally taking too much Aldactone can be harmful. It may cause severe effects on your body's functions and could lead to a medical emergency.
Taking too much Aldactone can lead to serious health issues. Common symptoms of overdose include:
If you are using the liquid form of this drug, shake the bottle just before each dose. Use a special measuring device or spoon to measure the dose accurately; do not use a regular household spoon. You can take the liquid form with or without food, but always choose one way and stick to it for each dose.
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Get Second OpinionFollow the prescribed dosage strictly, as directed by your doctor. Regularly monitor potassium levels, especially if you have kidney issues. Avoid additional potassium supplements or salt substitutes unless advised by your doctor. Be cautious when taking other medications, especially those affecting potassium levels or blood pressure.
The number of times allergic reactions occurred in clinical trials for Aldactone is uncertain. Signs of a mild allergic reaction may include:
| Aldactone | Spironolactone |
|---|---|
| Aldactone (spironolactone) is a potassium-sparing diuretic used in congestive heart failure, liver cirrhosis, and kidney disease to drain excess fluid from the body. | Spironolactone is a potassium-sparing diuretic that helps in preventing the body from absorbing too much salt and also keeps the potassium levels from getting very low |
| Aldactone is also used for the diagnosis or treatment of a disorder in which your body has too much aldosterone. | The medication is also used for treating swelling that is caused by various conditions and by removing excess fluid and improving symptoms like breathing problems. |
Some of the common side effects of Aldactone are:
|
The most common side effects of Spironolactone are:
|

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040-68334455Aldactone is best taken in the morning to avoid nighttime urination. Take it with food to reduce stomach upset, as advised by your doctor.
No, Aldactone is not a hormone pill. It’s a potassium-sparing diuretic that also has anti-androgen effects, which can influence hormone levels.
Aldactone helps manage PCOS by reducing excess androgens (male hormones), which can improve acne, hair thinning, and unwanted hair growth.
Aldactone doesn't directly stop periods, but it may cause irregular menstrual cycles in some women. Always consult your doctor if this occurs.
Birth control pills are commonly considered the best hormone treatment for PCOS, as they regulate periods and reduce androgen levels. Always consult a doctor for the right option.
Disclaimer: The information provided is accurate and up-to-date to the best of our knowledge. However, it should not be considered a substitute for medical advice or consultation. We do not guarantee its completeness or accuracy. The absence of specific warnings does not mean a medicine is safe for all users. We are not responsible for any outcomes based on this information and strongly recommend consulting a doctor for any medical concerns or questions.