A. Pharmacokinetic parameters
Parameters (Units) Encapsulated Doxorubicin (N = 23)
Mean ± SD(Un-transformed data)
PEGADRIA DOXIL
Tmax (h)* 2.00 (1.08-8.00) 2.00 (0.97-8.00)
Cmax (ng/ml) 3817.4±4980.7 38307.7±6638.1
AUC0-t (ng.h/ml) 3282967 ± 1059002 3300315 ± 804859
AUC0-∞ (ng.h/ml) 3573474± 1201583 3503506± 969677
λz (1 /h) 0.011± 0.0043 0.012± 0.0060
t½ (h) 73.06 ± 23.68 68.07 ± 29.92
AUC_% Extrap_Obs (%) 4.74 ± 3.96 5.03 ± 4.53
Vd (L) 2.28 ± 0.71 2.12 ± 0.69
Cl (L/ h) 0.023 ± 0.009 0.023 ± 0.008
*Tmax is represented in median value
B. Relative bioequivalence
Parameters Geometric Least Squares Mean ISCV (%) T/R Ratio(%) 90% CI
PEGADRIA (T) DOXIL® (R)
lnCmax 38412.8 38591.5 7.9 99.5 95.56-103.68
lnAUC0-t 3253252.7 3364131.8 14,7 96.7 89.65-104.32
lnAUC0-∞ 3523579.7 3569206.4 13.1 92.09 105.83
ISCV: Intra subject coefficient of variation; CI: Confidence interval
Table 6: Pharmacokinetic parameters and relative bioequivalence of liposome encapsulated doxorubicin for PEGADRIA (T) and DOXIL ® (R).