Primary hyperaldosteronism Long test: 400 mg daily for 3-4 week. Short test: 400 mg daily for 4 days. Pre-op: 100-400 mg daily. Edema in adult with CHF, hepatic cirrhosis or nephrotic syndrome Initially 100 mg in single or divided doses or 25-200 mg daily. Sole agent for diuresis: Continued for at least 5 days at the initial dosage level, may be adjusted to the optimal therapeutic or maintenance level administered in either single or divided daily doses. Essential HTN Initially 50-100 mg in single or divided doses, Hypokalemia 25-100 mg daily. Severe heart failure (NYHA class III-IV) Patient with serum K