Penicillinase-producing Neisseria gonorrhoeae in Dhaka, Bangladesh.

Among the 52 strains of Neisseria gonorrhoeae isolated from cases of acute urethritis attending the dermatovenerology department of different hospitals of Dhaka city, 5(9.6%) strains were identified as penicillinase-producing (PPNG) and had minimum inhibitory concentration (MIC) of penicillin 4.0 micrograms/ml or more. Of the rest 47 (90.4%) non-penicillinase-producing strains (non-PPNG), 18(38.3%) were fully sensitive to penicillin (MIC = 0.06 micrograms/ml or less), 25(53.2%) had diminished sensitivity (MIC = 0.125 to 0.5 micrograms/ml) and 4(8.5%) were resistant to penicillin (3 had MIC 1 micrograms/ml and 1 had MIC 2 micrograms/ml).