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Table 4 Concentration (μg/g) of florfenicol in the eggs (n = 5) at 24, 48, 72, 96 and 120 h after the withdrawal of treatment of florfenicol at 30, 60 or 90 mg/kg oid for 5 days

From: Florfenicol induces early embryonic death in eggs collected from treated hens

Time after dosing (hour)

Dose

 

30 mg/kg

60 mg/kg

90 mg/kg

24

0.68 ± 0.05

2.2 ± 0.30

4.27 ± 0.76

48

1.08 ± 0.11

2.53 ± 0.24

3.8 ± 0.34

72

0.59 ± 0.02

1.8 ± 0.15

1.85 ± 0.28

96

0.39 ± 0.06

0.6 ± 0.04

1.12 ± 0.13

120

0.27 ± 0.01

0.59 ± 0.13

0.85 ± 0.05