Moduretic is a highly effective medication available in strengths of 50 mg and 20 mg. Its active ingredient, Amiloride, is used to manage several health conditions, including hypertension (high blood pressure), congestive heart failure, and edema (fluid retention) associated with certain kidney disorders or medications. Manufactured by reputable pharmaceutical companies, Moduretic is also marketed under the alternative brand names Chlorodac A, Biduret, and Amiur H.