Table 3.
Antimicrobial sensitivity profile of S. aureus and E. coli in clinical and sub-clinical mastitis affected cows
| Organism | Antimicrobial susceptibility | AUG | AMP | CRO | CEC | FOX | CIP | ERY | GEN | OXA | PEN | STR | SXT | TET |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S. aureus (92) | Sensitive (%) | 38 (41.30) |
27 (29.35) |
65 (70.65) |
48 (52.17) |
67 (72.83) |
60 (65.22) |
38 (41.30) |
33 (35.87) |
27 (29.35) |
44 (47.83) |
38 (41.30) |
48 (52.17) |
22 (23.91) |
| *Resistant (%) | 54 (58.70) |
65 (70.65) |
27 (29.35) |
44 (47.83) |
25 (27.17) |
32 (34.78) |
54 (58.70) |
59 (64.13) |
65 (70.65) |
48 (52.17) |
54 (58.70) |
44 (47.83) |
70 (76.09) |
|
| E. coli (34) | Sensitive (%) | 18 (52.94) |
14 (41.18) |
25 (73.53) |
24 (70.59) | 23 (67.65) |
25 (73.53) |
26 (76.47) |
23 (67.65) |
12 (35.29) |
19 (55.88) |
23 (67.65) |
13 (38.24) |
19 (55.88) |
| *Resistant (%) | 16 (47.06) |
20 (58.82) | 9 (26.47) |
10 (29.41) | 11 (32.35) | 9 (26.47) |
8 (23.53) |
11 (32.35) |
22 (64.71) |
15 (44.12) |
11 (32.35) |
21 (61.76) |
15 (44.12) |
*All intermediately resistant isolates are considered as susceptible. Where, AUG = Amoxycillin-Clavulanic acid, AMP = Ampicillin, CRO = Ceftriaxone, CEC = Cefaclor, FOX = Cefoxitin, CIP = Ciprofloxacin, ERY = Erythromycin, GEN = Gentamicin, OXA = Oxacillin, PEN = Penicillin, STR = Streptomycin, SXT = Sulfamethoxazole-Trimethoprim, TET = Tetracycline.