Pneumococci (penicillin-intermediate) and Ceftriaxone (Rocephin)
Concentration
(μg/ml)
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
Ceftriaxone (Rocephin)
0.5
0.25
Ceftriaxone (Rocephin)
1
0.25
Ceftriaxone (Rocephin)
1
1
Ceftriaxone (Rocephin)
2
1
1
2
3
4
MIC50
MIC90
Strain Number