This compound, known as Chlorthalidone, is a thiazide-like diuretic primarily utilized in the pharmaceutical industry as an active pharmaceutical ingredient (API) for treating hypertension and edema. It functions by inhibiting sodium reabsorption in the kidneys, promoting the excretion of excess sodium and water to reduce blood volume and pressure. It is commonly prescribed for managing high blood pressure, heart failure, and swelling due to renal or cardiac conditions. Additionally, it is employed in research settings to investigate the mechanisms of sulfonamide-based diuretics and advance cardiovascular drug development.