| Microorganism |
MIC50
(μg/ml) |
MIC90
(μg/ml) |
Range
(μg/ml) |
Antimicrobial |
Reference |
| Haemophilus parasuis |
0.5 |
4 |
≤0.5 － 8 |
Chlortetracycline  |
760 |
| Haemophilus parasuis |
2.4 |
78 |
0.6 － 620 |
Aivlosin |
608 |
| Haemophilus parasuis |
4 |
- |
2 － 128 |
Amoxicillin (Novamox, Amoxil) |
608 |
| Haemophilus parasuis |
8 |
8 |
1 － 8 |
Tiamulin (Tiamuline, Tiamutilin) |
760 |
| Haemophilus parasuis |
8 |
- |
1 － 128 |
Tiamulin (Tiamuline, Tiamutilin) |
608 |
| Haemophilus parasuis |
19.4 |
78 |
0.6 － 310 |
Amoxicillin (Novamox, Amoxil) |
608 |
| Haemophilus parasuis |
19.4 |
78 |
2.4 － 155 |
Doxycycline (Doxycycline hyclate, Doxy, Vibra, Vibramycin) |
608 |
| Haemophilus parasuis |
155 |
155 |
155 － 310 |
Lincomycin (Lincocin) |
608 |
| Haemophilus parasuis |
155 |
310 |
78 － 310 |
Tilmicosin |
608 |
| Haemophilus parasuis |
155 |
310 |
78 － 620 |
Tylosin |
608 |
| Haemophilus parasuis (North American swine) |
- |
- |
2 － ? |
Tulathromycin |
1040 |
| Haemophilus parasuis (Spain) |
>0.25 |
>2 |
0.12 － 8 |
Enrofloxacin |
768 |
| Haemophilus parasuis (Spain) |
0.5 |
1 |
0.25 － 8 |
Florfenicol |
768 |
| Haemophilus parasuis (Spain) |
0.5 |
4 |
0.5 － 16 |
Ceftiofur |
768 |
| Haemophilus parasuis (Spain) |
>2 |
>2 |
0.25 － 4 |
Clindamycin (Cleocin) |
768 |
| Haemophilus parasuis (Spain) |
>2 |
>2 |
0.5 － 4 |
Co-trimoxazole (Trimethoprim-sulfamethoxazole, TMP-SMX) |
768 |
| Haemophilus parasuis (Spain) |
>4 |
>4 |
0.25 － 8 |
Erythromycin (E-mycin, Ery-tab, Benzamycin) |
768 |
| Haemophilus parasuis (Spain) |
>4 |
>8 |
0.25 － 16 |
Oxytetracycline (Terramycin, Oxitetracycline) |
768 |
| Haemophilus parasuis (Spain) |
>8 |
>8 |
0.12 － 16 |
Penicillin (Benzylpenicillin, Penicillin G, Bicillin C-R/L-A, Pfizerpen, Wycellin) |
768 |
| Haemophilus parasuis (Spain) |
>8 |
>8 |
1 － 16 |
Gentamicin (Gentamycin, Garamycin) |
768 |
| Haemophilus parasuis (Spain) |
>16 |
>16 |
0.25 － 32 |
Ampicillin (Omnipen) |
768 |
| Haemophilus parasuis (Spain) |
16 |
32 |
4 － 64 |
Apramycin |
768 |
| Haemophilus parasuis (Spain) |
>16 |
>32 |
4 － 64 |
Tilmicosin |
768 |
| Haemophilus parasuis (Spain) |
>16 |
>32 |
8 － 128 |
Tiamulin (Tiamuline, Tiamutilin) |
768 |
| Haemophilus parasuis (Spain) |
>20 |
>20 |
2.5 － 40 |
Tylosine tartrate (Tylosin tartrate) |
768 |
| Haemophilus parasuis (Spain) |
>32 |
>32 |
4 － 64 |
Neomycin (Mycifradin, Neo-Fradin) |
768 |
| Haemophilus parasuis (Spain) |
>32 |
>64 |
8 － 128 |
Spectinomycin (Trobicin) |
768 |
| Haemophilus parasuis (Spain) |
>128 |
>256 |
32 － 512 |
Sulphachlorpiridazine (Sulfachloropyridazine) |
768 |