头孢克肟是口服有效的第三代头孢菌素抗生素。Cefixime (FR-17027) 是第三代头孢菌素类抗生素, 用于研究一些细菌感染。;Cefixime is a third generation cephalosporin antibiotic that is orally active.efixime is an antibiotic and a third generation cephalosporin antibiotic, useful for the treatment of a number of bacterial infections.