| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Streptococcus pneumonia (penicillin-susceptible) |
0.12 |
0.25 |
≤0.06 － >8 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
73 |
| Streptococcus pneumonia (penicillin-susceptible) |
0.25 |
0.25 |
≤0.06 － 1 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
462 |
| Streptococcus pneumonia (penicillin-susceptible) |
0.25 |
0.25 |
0.25 － 0.5 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
178 |
| Streptococcus pneumonia (penicillin-susceptible) |
0.25 |
0.5 |
≤0.25 － >16 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
499 |
| Streptococcus pneumonia (penicillin-susceptible) |
0.25 |
32 |
0.12 － 64 |
Tetracycline (Sumycin, Achromycin V, Steclin) |
476 |
| Streptococcus pneumonia (penicillin-susceptible) |
>4 |
>8 |
? － ? |
Tetracycline (Sumycin, Achromycin V, Steclin) |
39 |