Presentation Arnigen 50 Tablet : Each film coated tablet contains Sacubitril Valsartan Sodium Hemipentahydrate equivalent to Sacubitril 24 mg INN & Valsartan 26 mg USP. Arnigen 100 Tablet: Each film coated tablet contains Sacubitril Valsartan Sodium Hemipentahydrate equivalent to Sacubitril 49 mg INN & Valsartan 51 mg USP.