Spironolactone is a medication primarily used to treat fluid build-up due to heart failure, liver scarring, or kidney disease. Other uses include high blood pressure, low blood potassium that does not improve with supplementation, early puberty, excessive hair growth in women, and as a component of hormone replacement therapy for trans women.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.