SPL Set ID: e61269b2-823a-49e8-b55f-ef0b8b1dbcde

Spironolactone tablets, USP for oral administration contain 25 mg, 50 mg, or 100 mg of the aldosterone antagonist spironolactone, USP 17-hydroxy-7α-mercapto-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone acetate, which has the following structural formula: Spironolactone, USP is practically insoluble in water, soluble in ethanol. Inactive ingredients include colloidal silicon dioxide, corn starch, dibasic calcium phosphate anhydrous, hypromellose, lactose monohydrate, magnesium stearate, polyethylene glycol, povidone, sodium lauryl sulfate, talc, and titanium dioxide. spironolactonechemicalstructure