the in vitro activities of two new oral cephalosporins , ro 19-5247 and ro 15-8074 , were compared with the in vitro activities of cefuroxime , cefaclor , amoxicillin-clavulanate , trimethoprim-sulfamethoxazole ( tmp-smz ) , and doxycycline against a variety of bacterial species .
C3536856
cephalosporins
C0007562
cefuroxime