Sl. No.

Class of antibiotics

Name of the drugs

Number of chicken farms using the antibiotics (%)

1

Tetracyclines

doxycycline, tetracycline

6 (20)

2

Macrolides

erythromycin

2 (6.6)

3

Polymyxins

colistin

2 (6.6)

4

Penicillin

ampicillin, amoxicillin

1 (3.3)

5

Quinolones

norfloxacin

1 (3.3)

6

Fluoroquinolones

ciprofloxacin

3 (10)

7

Aminoglycosides

neomycin, gentamicin, streptomycin

1 (3.3)

8

Sulphonamides

sulfamethoxazole, sulfadimethoxine

1 (3.3)

9

Farms using combination of different antibiotics

combination of above drugs

9 (30%) of farms out of total 30 are using a combination of 2 or 3 drugs from different classes of antibiotics.