Streptococcus pneumonia (penicillin-intermediate) and Amoxicillin-clavulanate
Concentration
(μg/ml)
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
Amoxicillin-clavulanate
2
0.25
Amoxicillin-clavulanate
1
0.5
Amoxicillin-clavulanate
2
2
1
2
3
MIC50
MIC90
Strain Number