Table 3.
Occurrence of antimicrobial resistance among Mannheimia haemolytica isolated from cattle in different European countries
| Antimicrobial agent | Year | Country and prevalence of resistance | |||||
| DK | E | F | I | P | NL | ||
| Ampicillin | 2002 | - | 0.0 | 20.4 | - | 13.0 | - |
| 2003 | 0.0 | 10.0 | 5.0 | 11.1 | - | 25.7 | |
| 2004 | - | 2.0 | - | - | - | 6.3 | |
| Amoxicillin + Clavulanic. acid | 2002 | - | 0.0 | 0.0 | - | 0.0 | - |
| 2003 | - | 3.0 | 0.0 | 0.0 | - | 0.0 | |
| 2004 | - | 0.0 | - | - | - | - | |
| Ceftiofur | 2002 | - | - | 0.0 | - | - | - |
| 2003 | 0.0 | - | 0.0 | - | - | 0.0 | |
| 2004 | - | - | - | - | - | 0.0 | |
| Fluoroquinolones | 2002 | - | 0.0 | 5.0 | - | 0.0 | - |
| 2003 | 0.0 | 0.0 | 5.0 | 0.0 | - | 5.8 | |
| 2004 | - | 0.0 | - | - | - | 0.0 | |
| Florfenicol | 2002 | - | 0.0 | 0.0 | - | - | - |
| 2003 | 0.0 | 1.0 | 2.0 | 0.0 | - | 0.0 | |
| 2004 | - | 0.0 | - | - | - | 0.0 | |
| Tetracycline | 2002 | - | 3.0 | 40.0 | - | 38.0 | - |
| 2003 | 0.0 | 13.0 | 33.0 | 11.1 | - | 51.4 | |
| 2004 | - | 1.0 | - | - | - | 31.0 | |
| TMP + Sulphonamides | 2002 | - | 1.0 | 16.6 | - | - | - |
| 2003 | 0.0 | 4.0 | 16.0 | 0.0 | - | 8.6 | |
| 2004 | - | 0.0 | - | - | - | 0.0 | |
DK – Denmark; E – England, F – France; I – Italy; NL – The Netherlands; P – Portugal.