Antimicrobial drug susceptibility of Streptococcus suis type 2
Hariharan, H.Bryenton, J.St Onge, J.McNair, N.Long, J. R.
Irish Veterinary Journal
Pathology and Microbiology
Fifty-nine Streptococcus suis type 2 isolates, recovered from pigs originating from Prince Edward Island, Canada, were tested for their susceptibility to eight antimicrobial agents by a disc diffusion method. All of the isolates were susceptible to penicillin and ampicillin. One third of isolates were resistant to erythromycin and trimethroprim-sulfamethoxazole. Susceptibility to neomycin appeared to be media-dependent. Resistance to gentamicin, nitrofurans and tetracycline was very high..