Streptococci (Viridans group) and Levofloxacin (Levaquin, Quixin)
Concentration
(μg/ml)
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
Levofloxacin (Levaquin, Quixin)
1
0.5
Levofloxacin (Levaquin, Quixin)
2
1
Levofloxacin (Levaquin, Quixin)
2
1
Levofloxacin (Levaquin, Quixin)
2
1
Levofloxacin (Levaquin, Quixin)
2
1
1
2
3
4
5
MIC50
MIC90
Strain Number