Clinical reference
Diuretic · Potassium-sparing diuretic · Cardiology, Nephrology, Pediatrics
Triamterene is a potassium-sparing diuretic used for hypertension. Formulation: capsules 50, 100 mg. Do not use if GFR <10 mL/min or in severe hepatic disease. Adjust dose in renal impairment (see Chapter 31) and in cirrhosis. Monitor serum electrolytes. Administer with food to minimize GI upset. Also available as fixed combination with hydrochlorothiazid…