A new method to reduce the progression of diabetic kidney disease, affecting 40% of people with diabetes, has been discovered by scientists. The study could help people with diabetes who are four times more likely to need either dialysis or a kidney transplant. Recent clinical trials show a commonly used blood pressure medicine, known as spironolactone, is an effective treatment by reducing protein leak into the urine. However, despite its positive effect, the drug can have adverse side effects, causing problems including high blood potassium levels (hyperkalaemia) in patients, making clinicians reluctant to use it. Researchers aimed to understand how...