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Aldactone

Spironolactone

Designed to support fluid balance to manage oedema and alleviate systemic cardiovascular strain.

Active ingredient
Spironolactone
Route
Oral use
Form
Tablet
Strengths
25mg · 50mg · 100mg

You will receive a quality generic equivalent of Aldactone, depending on stock.

Prescription and consultation requirements for Aldactone vary by destination and are determined by the fulfilment partner.

Aldactone details

Alternative names
spironolactone
Therapeutic class
Aldosterone Receptor Antagonist
Pharmacological class
Potassium-Sparing Diuretic
Known off-label uses
acne vulgaris; hirsutism
Contraindications
hyperkalaemia; addison's disease; anuria
Minor side effects
headache; nausea; dizziness
Moderate side effects
gynaecomastia; hyperkalaemia; electrolyte imbalance
Dosage forms
Tablet
Administration route
Oral use
Supply category
Prescription-only medicine (POM)
Originator
Pfizer
Onset Time
2–3 days
Duration
24–72 hours
Storage instructions
Store below 25°C.
Drug interactions
ACE Inhibitors; Potassium Supplements; NSAIDs
Age restrictions
Approved for paediatric and adult populations.
Serious side effects

severe hyperkalaemia, requires immediate medical attention; anaphylaxis, requires immediate medical attention

Patient summary

designed to support fluid balance to manage oedema and alleviate systemic cardiovascular strain.

Mechanism of action

Antagonises aldosterone receptors in the distal renal tubules, promoting sodium and water excretion while conserving potassium.

Pregnancy and breastfeeding

TGA Category C: Use if potential benefits outweigh risks. Breastfeeding: Clinically compatible.

What you will receive

Aldactone is the originator brand name, made by Pfizer. We use it to identify the medicine and are not affiliated with Pfizer.

  • The fulfilment partner confirms whether the exact brand or an equivalent containing Spironolactone is offered.
  • The offered brand, manufacturer and dispatch location depend on the product, destination and partner warehouse.
  • Check the final product details at checkout before confirming an order.

How we compare medicine brands and generics