From: Antimicrobial susceptibility of porcine Brachyspira hyodysenteriae and Brachyspira pilosicoli isolated in Sweden between 1990 and 2010
No. of isolates
MIC (μg/ml)
Tylosin
Lincomycin
Tylvalosin
35
>64
16->64
2->32
11
4-8
0.5-1
1
2
>128
32
0.25-0.5