Cephamycin drugs include cefoxitin, cefotolan, cefotetan, cefmetazole, cefminox, cefazone and others. Cephalosporin antibiotics and cephalosporins are similar in nature, for anaerobic bacteria have strong inhibitory effect, also used for gram-positive and gram-negative bacterial infections, belongs to is a broad-spectrum antibiotic. Cephamycin clinically commonly used drugs include cefoxitin, cefotolan, cefotetan, cefmetazole, cefminox, cefadroxil and so on. Cephalosporin drugs allergy can cause shock in severe cases, in the use of drugs before the need to do a skin test, positive skin test is prohibited, for penicillin or cephalosporin drugs allergic to people to be cautious of using this product. Cephalosporin drugs should be used under the guidance of a physician, and should be applied in regular medical institutions.