Product Details

Product Information of Aldactone 25mg

What you need to know before you take Aldactone
Do not take Aldactone if:
• you are allergic to spironolactone or any of the other ingredients of this medicine (listed in section 6)
• you cannot pass urine
• you have severe kidney disease
• you have Addison’s disease; (a hormone deficiency characterised by extreme weakness, loss of
weight and low blood pressure)
• you have hyperkalaemia (raised blood potassium levels)
• you are breast-feeding
• you are taking water tablets (potassium sparing diuretics) or any potassium supplements
• you are taking eplerenone (a medicine for high blood pressure).
Children with moderate to severe kidney disease must not take Aldactone.
Warnings and precautions
Talk to your doctor or pharmacist before taking Aldactone if:
• you suffer from kidney disease especially children with hypertension or liver disease. Your doctor
will routinely assess you particularly if you are elderly
• you have difficulty passing urine
• you have a disease that can result in electrolyte balance disturbance in your blood such as
potassium or sodium
• you have severe heart failure
• you are pregnant
If you experience reduced kidney function or kidney failure you may have severe increases in the
levels of potassium in your blood. This can affect the way your heart functions and in extreme cases
this can be fatal.
Concomitant administration of Aldactone with certain medicines, potassium supplements and food
rich in potassium may lead to severe hyperkalaemia (increased potassium blood level). The symptoms
of severe hyperkalaemia might include muscle cramps, irregular heart rhythm, diarrhoea, nausea,
dizziness or headache.
Other medicines and Aldactone
Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines.
Your doctor may wish to alter your dose of Aldactone if you are taking any of the following:
• digoxin or carbenoxolone
• medicines for high blood pressure including angiotensin-converting enzyme (ACE) inhibitors
• other diuretics
• non-steroidal anti-inflammatory drugs (NSAIDs) such as aspirin, indomethacin, mefenamic acid
or ibuprofen
• potassium supplements
• heparin or low molecular weight heparin (medicines used to prevent blood clots)
• antipyrine
• medicines known to cause hyperkalaemia (raised blood potassium levels)
• trimethoprim and trimethoprim-sulfamethoxazole
Aldactone reduces your responsiveness to noradrenaline. If you are going to have an operation where
you will be given an anaesthetic, tell the doctor in charge that you are taking Aldactone.
Aldactone with food, drink and alcohol
See section 3 ‘How to take Aldactone’.
Pregnancy, breast-feeding and fertility
If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask
your doctor or pharmacist for advice before taking this medicine.
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Aldactone should not be used if you are breast-feeding. You should discuss the use of Aldactone with
your doctor, who will advise you to consider an alternative method of feeding your baby while you are
taking this medicine.
Driving and using machines
Take care if you drive or operate machinery. Drowsiness and dizziness have been associated with
Aldactone treatment and this may affect your ability to drive or operate machinery safely.

How to store Aldactone

Keep this medicine out of the sight and reach of children.
Do not store your tablets above 30oC.
Do not use this medicine after the expiry date which is stated on the blister, carton or bottle label after
EXP. The expiry date refers to the last day of that month.
Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to
throw away medicines you no longer use. These measures will help to protect the environment.