What is Aldactone?

Aldactone (spironolactone) is a potassium-sparing diuretic used for fluid retention in

  • Heart failure,
  • Liver cirrhosis,
  • Kidney disease.

It balances potassium levels and lowers blood pressure by blocking aldosterone receptors in the kidneys, increasing sodium and water excretion while retaining potassium.


What is the use of Aldactone?

Aldactone is used to treat various conditions including:

  • High blood pressure (Hypertension)
  • Heart failure
  • Low potassium levels in the blood (Hypokalemia)
  • Fluid retention (Edema) is associated with conditions such as congestive heart failure, liver cirrhosis, and nephrotic syndrome (kidney diseases).

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 Side Effects

Some of the common side effects of Aldactone are:

Secure your health with a second opinion. Make informed decisions and book your appointment today!

Get A Second Opinion

Some of the serious side effects of Aldactone are:

  • Allergic reaction
  • Electrolyte imbalance
  • Gynecomastia
  • Skin allergies

Precautions while taking Aldactone

  • Follow 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.
  • Inform your doctor about any medical conditions, especially Kidney problems, Liver problems, untreated mineral imbalance and decreased adrenal gland function.
  • Be cautious when taking other medications, especially those affecting potassium levels or blood pressure.

Dosage Forms and Strengths of Aldactone

Aldactone: 25 mg, 50 mg and 100 mg

  • Dosage for Heart Failure: The usual starting dose is Aldactone 25 mg once a day. Based on how well it works for you, the doctor might raise the dose to Aldactone 50 mg once a day.
  • Dosage for High Blood Pressure: For Hypertension, the typical Aldactone dosage is 25 to 100 mg.
  • Dosage for Edema: Aldactone 100 mg is the typical initial dosage.
  • Missed Dose: 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.
  • Overdose: 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.

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.

Ready to take control of your health journey? Book your appointment now and start your path towards wellness today!

Book an Appointment

Allergic Reactions to Aldactone

The number of times allergic reactions occurred in clinical trials for Aldactone is uncertain. Signs of a mild allergic reaction may include:

  • Skin rash
  • Itchiness
  • Flushing (warmth, swelling and redness in the skin)
  • Fever

Storage of Aldactone

Keep your medicine away from heat, air, and light, as they can damage it. Exposure to medicine can be harmful. Store it in a safe place out of children's reach, ideally at room temperature between 68ºF and 77ºF (20ºC and 25ºC).


Aldactone vs Spironolactone

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:
  • Dizziness
  • Drowsiness
  • Headache
  • Itching
  • Menstrual problems
The most common side effects of Spironolactone are:
  • Muscle weakness, pain and cramps
  • Inability to move arms and legs
  • Irregular heartbeat
  • Confusion
Book Doctor Appointment
Book Free Appointment
Make an appointment just in few minutes - Call Us Now

Frequently Asked Questions

1. What is Aldactone used for?

Lowering high blood pressure helps prevent strokes, kidney complications, and heart attacks. It is also used to treat swelling (edema) caused by some conditions by removing excess fluid and improving symptoms such as breathing issues (heart failure, liver disease).

2. What does Aldactone do to hormones?

Aldactone works by limiting hormonal changes that can trigger breakouts. Androgen hormones, including testosterone, are usually considered male hormones. Androgens, however, are also found in the female body, but at lower levels. Some women develop more androgen hormones than necessary.

3. How does Aldactone work?

Aldactone works against the effects of a hormone called aldosterone. Too much aldosterone allows the kidneys to maintain elevated levels of sodium (a mineral) and water, while too much potassium is eliminated from the body.

4. Is Aldactone bad for kidneys?

Aldactone can worsen kidney function in patients with low to no salt in their bodies or in those taking other blood pressure medicines (e.g., ARB, ACE inhibitor). If you have questions about this, talk to your doctor.

5. Is Aldactone a steroid?

It is a steroid that blocks and has some estrogen-like effects on the effects of the hormones aldosterone and testosterone. Aldactone belongs to a class of drugs known as diuretics that are potassium-sparing.

6. What are the side effects of Aldactone?

Some of the common side effects of Aldactone are:

  • Dizziness
  • Drowsiness
  • Headache
  • Itching
  • Menstrual problems

7. How long does aldactone take to work?

Aldactone (spironolactone) typically begins to show effects within a few days to a week of starting treatment, but noticeable improvements in symptoms may take several weeks. It's essential to continue taking it as prescribed by your doctor for optimal results.

8. What is the difference between Aldactone 25 and Aldactone 50?

The main difference between Aldactone 25 and Aldactone 50 is the dosage. Aldactone 25 contains 25 mg of spironolactone, while Aldactone 50 contains 50 mg. Your doctor will prescribe the appropriate dosage based on your medical condition.

9. How should I take Aldactone pills?

Aldactone pills should be taken as prescribed by your doctor. Typically, they are taken once daily, with or without food. It’s important to follow your doctor’s instructions and not to alter the dosage without consulting them.

10. What are the common side effects of Aldactone tablets?

Common side effects of Aldactone tablets include dizziness, headache, stomach upset, and increased potassium levels. If you experience severe side effects or allergic reactions, contact your doctor immediately.

11. Is it safe to use Aldactone 50 during pregnancy?

The use of Aldactone 50 during pregnancy should be discussed with your doctor. While it is sometimes used under medical supervision, the potential risks and benefits must be carefully considered.


Disclaimer: The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not be treated as a replacement for physical medical consultation or advice. We do not guarantee the accuracy and the completeness of the information so provided. The absence of any information and/or warning to any drug shall not be considered and assumed as an implied assurance of the Company. We do not take any responsibility for the consequences arising out of the aforementioned information and strongly recommend you for a physical consultation in case of any queries or doubts.

Whats app Health Packages Book an Appointment Second Opinion
Feeling unwell?

Click here to request a callback!

request call back