what are the cephalosporin antibiotics?
['Ancef and Kefazol (cefazolin)', 'Ceclor and Cefaclor (cefaclor)', 'Cefdinir.', 'Ceftin and Zinacef (cefuroxime)', 'Duricef (cefadroxil)', 'Keflex and Keftabs (cephalexin)', 'Maxipime (cefepime)', 'Rocephin (ceftriaxone)']