Streptococcus pyogenes and Aztreonam (Azactam)
Concentration
(μg/ml)
32
28.8
25.6
22.4
19.2
16
12.8
9.6
6.4
3.2
Aztreonam (Azactam)
32
32
Aztreonam (Azactam)
32
32
1
2
MIC50
MIC90
Strain Number