CefamandoleMandelic AcidsCephalosporinsCephalothinCefazolinCefoxitinCephapirinCephalosporinaseMicrobial Sensitivity TestsCefonicidCefuroximeEnterobacteriaceaeCephaloridinePenicillin ResistanceAmpicillinCarbenicillinCephamycinsBacteriaMoxalactamCephalexinMethicillinPremedicationCefoperazoneHypoprothrombinemiasAnti-Bacterial AgentsTobramycinEnterobacterHalf-LifeDrug Resistance, MicrobialStaphylococcusProteusSarcinaCefotaximePenicillinaseTicarcillinCefaclor