Answer
Mar 20, 2025 - 01:54 PM
The most common side effect of Aldactone (spironolactone) is hyperkalemia, which is an elevated level of potassium in the blood. Patients may also experience other side effects such as gynecomastia, dizziness, or gastrointestinal issues, but hyperkalemia is particularly important to monitor due to its potential severity. Always consult a healthcare provider for personalized medical advice.