1: At induction of anesthesia(zecef) 1.5g I.V
2: At 8 hours(zecef)750mg .I.M / I.V
3: At 16 hours
(Zecef) 750mg I.M / I.V
"Cefuroxime(zecef) level were substantially higher then MICs for potential pathogens for the duration
of the operation and also in the haematoma which surrounds the operation site for up to 24 hours after the operation."