Keflin is a type of antibiotic that belongs to the cephalosporin class. Some of the synonyms for Keflin include cefalotin, cephalotin, Keflex, and cephalexin. These antibiotics work by inhibiting the growth of bacteria that cause infections in the body. Keflin is commonly used to treat infections in the respiratory tract, skin, and urinary tract. It can also be used to prevent infections during surgical procedures. While Keflin is effective against many types of bacteria, it is important to note that it may not be effective against certain strains of bacteria that have become resistant to it. Your doctor will determine if Keflin is the right treatment option for your specific condition.