[In vitro effects of ancient prescription Bazhengsan against Diplococus gonorrhoeae]

The effects of three Chinese ancient prescriptions, Bazhengsan, Pixiefenqingyin and Wulinsan were determined in vitro against 4 strains of Diplocous gonorrhoeaes. The results showed antibacterial activity of Bazhengsan was the highest, with a MIC from 6.25% mg/ml to 25 mg/ml. when the concentration of Bazhengsan was 100 mg/ml or over, all the Diplocous gonorrhoeae tested would be killed within ten minutes.