Table I.
Producer estimate of the most common injectable antimicrobials used to treat sheep in study flocks (n = 212)
| Antimicrobial drug | Number of producers using a specific injectable antimicrobial drug most commonly | Percentage of producers using a specific injectable antimicrobial drug most commonlya (%) |
|---|---|---|
| Penicillins | 138 | 65.1 |
| Tetracyclines | 115 | 54.2 |
| Trimethoprim-sulfa combination | 34 | 16 |
| Florfenicol | 9 | 4.2 |
| Tilmicosin | 8 | 3.8 |
| No use | 8 | 3.8 |
| Ceftiofur | 4 | 1.9 |
| No response | 4 | 1.9 |
a
The percentage of producers using a specific injectable antimicrobial drug sums to more than 100% because some producers identified more than one injectable antimicrobial drug as being most commonly used.