Streptococci (Viridans group) and Azithromycin (Zithromax, Sumamed, Zitrocin)
Concentration
(μg/ml)
8
7.2
6.4
5.6
4.8
4
3.2
2.4
1.6
0.8
Azithromycin (Zithromax, Sumamed, Zitrocin)
8
1
Azithromycin (Zithromax, Sumamed, Zitrocin)
8
2
1
2
MIC50
MIC90
Strain Number