during an 18-month adverse events surveillance period , children with a history of recurrent suspected or proved bacterial infections were treated with either cefaclor ( 1017 patients , 2513 courses ) or amoxicillin ( 1009 patients , 2358 courses ) and followed prospectively to determine the relative incidence and character of adverse events .
C0004623
bacterial infections
C0007537
cefaclor