bacampicillin hydrochloride , a pro-drug ester of ampicillin trihydrate which is hydrolysed to ampicillin after absorption , was used in a randomised comparative study of ampicillin 3.5 g and bacampicillin 1.6g ( each with probenecid 1 g ) in the treatment of uncomplicated gonorrhoea .
C0700443
ampicillin trihydrate
C0002680
ampicillin