the first penicillinase producing isolates of neisseria gonorrhoeae ( ppng ) identified in chile were discovered during a clinical and microbiological study to compare the efficacy of penicillin ( 4.8 miu aqueous procaine penicillin g plus 1 g oral probenecid ) and tetracycline ( 1.5 g followed by 500 mg four times daily for four days ) treatment regimens for acute uncomplicated gonorrhoea .
C0030842
penicillin
C0030830
aqueous procaine penicillin g