Cefoxitin Sodium, USP is the sodium salt of Cefoxitin, a cephamycin β-lactam second-generation cephalosporin that is resistant to β-lactamases. It has activity against several Gram-positive and Gram-negative bacteria. Cefoxitin was discovered in 1972 and developed by Merck & Co. and Lilly from Cephamycin C. It was synthesized in order to broaden its spectrum.
Cefoxitin Sodium is freely soluble in aqueous solution.