Table 7.
Mean (±SD) CPT-11 and SN-38 Pharmacokinetic parameters following administration of irinotecan with mitomycin (no celecoxib) or with mitomycin ? celecoxib (celecoxib)
| Parameter | No celecoxib (N = 37) | Celecoxib (N = 5) | P value* |
|---|---|---|---|
| CPT-11 | |||
| Cmax (ng/mL)a | 1129 ± 228 | 1306 ± 159 | 0.1070 |
| AUC 0–24 (ng h/mL)* | 8655 ± 3316 | 10626 ± 2799 | 0.1204 |
| CL (L/h/m2) | 13.0 ± 5.2 | 10.3 ± 3.0 | 0.2481 |
| Vz (L/m2) | 106 ± 42.2 | 84.5 ± 11.0 | 0.3446 |
| t½ (h) | 5.7 ± 0.7 | 5.9 ± 1.0 | 0.8173 |
| SN-38 | |||
| Cmax (ng/mL)a | 27.3 ± 13.4 | 25.1 ± 5.7 | 0.9535 |
| AUC 0–24 (ng h/mL)* | 274 ± 164 | 233 ± 92.7 | 0.8460 |
| t½ (h) | 11.1 ± 3.9 | 10.2 ± 2.3 | 0.8831 |
| SN-38/CPT-11 AUC0–24 ratio | 0.031 ± 0.012 | 0.030 ± 0.008 | 0.9381 |
Non-parametric Mann–Whitney test
Normalized to an irinotecan dose of 125 mg/m2