Spironol-F Tablet is a medication used to treat congestive heart failure, nephrotic syndrome, liver cirrhosis ascites, and essential hypertension. It reduces fluid levels while maintaining potassium balance. It is best taken in the morning with food to avoid nighttime urination. Common side effects include dehydration, dry mouth, thirst, weakness, lethargy, muscle pains, and low blood pressure. Regular monitoring of kidney function and electrolytes is essential. It is safe during breastfeeding and should be informed of any liver or kidney disease or pregnancy.