Streptococcus pneumonia (penicillin-susceptible) and Tetracycline (Sumycin, Achromycin V, Steclin)

Concentration
(μg/ml)

32
28.8
25.6
22.4
19.2
16
12.8
9.6
6.4
3.2

Tetracycline (Sumycin, Achromycin V, Steclin): 0.25; 0.12
Tetracycline (Sumycin, Achromycin V, Steclin): 0.25; 0.25
Tetracycline (Sumycin, Achromycin V, Steclin): 0.25; 0.25
Tetracycline (Sumycin, Achromycin V, Steclin): 0.5; 0.25
Tetracycline (Sumycin, Achromycin V, Steclin): 32; 0.25
Tetracycline (Sumycin, Achromycin V, Steclin): 8; 4

1
2
3
4
5
6

MIC50

MIC90

Strain Number