Table 7.
Tissue TDGA Toxicokinetic Parameter Estimates Following Dermal Application of CEM to F344 Rats and B6C3F1 micea
| Parameter | Heart | Thymus | Liver | |||
|---|---|---|---|---|---|---|
| 400 mg/kg | 400 mg/kg | 400 mg/kg | ||||
| Male F344 Rats | ||||||
| Cmax (observed) (μg/g) | 3.35 | 5.47 | 84.4 | |||
| Tmax (observed) (min) | 360 | 480 | 360 | |||
| Half-life (min) | 422 | 853 | 296 | |||
| Female F344 Rats | ||||||
| Cmax (observed) (μg/g) | 6.80 | 11.0 | 123 | |||
| Tmax (observed) (min) | 360 | 480 | 480 | |||
| Half-life (min) | 548 | 652 | 373 | |||
| Heart | Thymus | Liver | ||||
| 300 mg/kg | 600 mg/kg | 300 mg/kg | 600 mg/kg | 300 mg/kg | 600 mg/kg | |
| Male B6C3F1 Mice | ||||||
| Cmax (observed) (μg/g) | 0.731 | 3.12 | 2.35 | 10.0 | 48.2 | 88.2 |
| Tmax (observed) (min) | 180 | 240 | 180 | 480 | 90 | 120 |
| Half-life (min) | 448 | 169 | 746 | 542 | 140 | 145 |
| Female B6C3F1 Mice | ||||||
| Cmax (observed) (μg/g) | 0.833 | 2.64 | 2.94 | 6.76 | 56.9 | 93.4 |
| Tmax (observed) (min) | 240 | 240 | 240 | 480 | 90 | 120 |
| Half-life (min) | 340 | 218 | 447 | 300 | 133 | 140 |
Based on a non-compartmental analysis.