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Side Effects of Spironolactone

Picture of Andrew Bellingham

Andrew Bellingham

Pharmacist | 20+ Years | BPharm | Dip Clin Pharm

What is spironolactone used for?

Spironolactone is a medication classified as a potassium-sparing diuretic. It is used for various medical conditions to help regulate fluid balance in the body. It is prescribed for conditions such as oedema and high blood pressure.

However, like any medication, it can have side effects. It is important to be aware of the potential side effects of Spironolactone in order to use it safely and effectively.

Common side effects - more than 1 in 100 people

While it’s important to note that not everyone taking spironolactone will experience side effects, these are the most common side effects caused by taking this medication:

  • Dizziness
  • Nausea
  • Muscle or leg cramps
  • Fatigue
  • Breast pain and enlargement (including in men)

If your side effects persist and continue to bother you, speak with your GP or pharmacist for further guidance.

Serious side effects

Though they are rare, some people may experience these serious side effects after taking spironolactone.

If you experience any of the following, contact your doctor or call 111 right away:

  • Yellowing of the whites of your eyes or skin (jaundice)
  • Slow or irregular heartbeat, tingling sensation, muscle weakness, or shortness of breath
  • Decreased urine output, dark or strong-smelling urine, excessive thirst, dizziness, or feeling lightheaded
  • Diarrhoea, nausea or vomiting, drowsiness, or confusion

It’s important to note that this page does not include the full list of side effects of this medication, for more information, please check the leaflet inside of your medicine packet.

Get Your Spironolactone Prescription Online

If you’ve been prescribed spironolactone to treat your health condition, you can place your prescription order online using the Healthera app.

It only takes a couple of minutes to set up your order for collection or home delivery from your local pharmacy.

To get started, simply click the button below:

Order your prescription online 💊

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