Streptococcus pneumonia and Grepafloxacin (Raxar)
Concentration
(μg/ml)
16
14.4
12.8
11.2
9.6
8
6.4
4.8
3.2
1.6
Grepafloxacin (Raxar)
16
0.5
1
MIC50
MIC90
Strain Number