Table 1 Antimicrobial susceptibility of Thai Streptococcus suis
Antibiotic drugs | Thai-isolated S.suis (262 strains) | |||||
|---|---|---|---|---|---|---|
Susceptible | Intermediate | Resistant | ||||
Ampicillin (AMP) | 192 | (73.3%) | 25 | (9.5%) | 45 | (17.2%) |
Cephalexin (CFL) | 165 | (63.0%) | 5 | (1.9%) | 92 | (35.1%) |
Cefotaxime (CTX) | 244 | (93.1%) | 4 | (1.5%) | 14 | (5.3%) |
Ceftiofur (CTF) | 248 | (94.7%) | 5 | (1.9%) | 9 | (3.4%) |
Penicillin G (PEN) | 119 | (45.4%) | 87 | (33.2%) | 56 | (21.4%) |
Vancomycin (VAN) | 253 | (96.6%) | 5 | (1.9%) | 4 | (1.5%) |
Azithromycin (AZM) | 40 | (15.3%) | 4 | (1.5%) | 218 | (83.2%) |
Chloramphenicol (CHL) | 229 | (87.4%) | 17 | (6.5%) | 16 | (6.1%) |
Clindamycin (CLI) | 17 | (6.5%) | 0 | (0%) | 245 | (93.5%) |
Doxycycline (DOX) | 24 | (9.2%) | 5 | (1.9%) | 233 | (88.9%) |
Erythromycin (ERY) | 43 | (16.4%) | 7 | (2.7%) | 212 | (80.9%) |
Florfenicol (FFC) | 242 | (92.4%) | 2 | (0.8%) | 18 | (6.8%) |
Gentamicin (GEN) | 100 | (38.2%) | 61 | (23.3%) | 101 | (38.5%) |
Tetracycline (TET) | 13 | (5.0%) | 7 | (2.7%) | 242 | (92.4%) |
Tiamulin (TIA) | 6 | (2.3%) | 45 | (17.2%) | 211 | (80.5%) |
Ciprofloxacin (CIP) | 155 | (59.2%) | 36 | (13.7%) | 71 | (27.1%) |
Enrofloxacin (ENR) | 143 | (54.6%) | 56 | (21.4%) | 63 | (24.0%) |
Norfloxacin (NOR) | 65 | (24.8%) | 73 | (27.9%) | 124 | (47.3%) |
Levofloxacin (LEV) | 202 | (77.1%) | 6 | (2.3%) | 54 | (20.6%) |
sulfamethoxazole /Trimethoprim (SXT) | 95 | (36.3%) | 10 | (3.8%) | 157 | (59.9%) |