Spiro is often given to us at the highest dosages as blocking Testosterone is a side effect of the drug. Spiro was originally developed to treat heart issues so there may be additional side effects other than the ones that are listed below.
Common Side Effects of Spironolactone
Vomiting, diarrhea, and stomach pain or cramps
Dry mouth and thirst
Dizziness, unsteadiness, and headache
Gynecomastia (enlarged breast tissue) in men, and breast pain in women
Irregular menstrual periods and post-menopausal vaginal bleeding
Erectile dysfunction
Deepening of the voice and increased hair growth
Drowsiness, tiredness, and restlessness
Severe Side Effects of Spironolactone
Muscle pain or weakness
Numbness or tingling
Paralysis in the arms or legs
Arrhythmia
Confusion, extreme tiredness, and fainting
Unusual bleeding or bruising
Life-threatening skin reactions
Flu-like symptoms, pain in the upper right abdomen, loss of appetite, vomiting blood, or bloody stools
Difficulty breathing or swallowing
Decreased urination