| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
0.5 － ? |
Doxycycline (Doxycycline hyclate, Doxy, Vibra, Vibramycin)  |
1458 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
0.92 － ? |
Chlorhexidine |
1368 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
2 － ? |
Meropenem (Merrem) |
80 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
256 － ? |
Dichloromethane |
80 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
512 － ? |
Ethyl acetate |
80 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
>1024 － ? |
Hexane |
80 |
| Prevotella nigrescens (ATCC 33563) |
- |
- |
1024 － ? |
Methanol |
80 |
| Prevotella nigrescens (pH 7.0) |
0.125 |
0.5 |
≤0.03 － >32 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
818 |
| Prevotella nigrescens (pH 7.0) |
0.125 |
1 |
0.06 － >32 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
818 |
| Prevotella nigrescens (pH 8.0) |
0.03 |
0.5 |
≤0.03 － >32 |
Azithromycin (Zithromax, Sumamed, Zitrocin) |
818 |
| Prevotella nigrescens (pH 8.0) |
0.125 |
0.25 |
≤0.03 － 32 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
818 |