Valsartan Disodium and its Impurities

Valsartan Disodium, sold under the brand name Diovan among others, is a medication used to treat high blood pressure, heart failure, and diabetic kidney disease. It is a reasonable initial treatment for high blood pressure.  Reference standards of Valsartan Disodium API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.