sulfamethoxazole and its Impurities
A sulfanilamide antibacterial agent used to treat infections caused by both gram ositive and gram negative bacteria. Sulfamethoxazole is a structural analog of para-aminobenzoic acid (PABA) and works by inhibiting enzyme dihydropteroate synthetase .Reference standards of Sulfamethoxazole API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.