Table 2. Pharmacokinetic parameters of zidovudine (AZT) after oral administration of 20 mg/kg AZT or intravenous administration of 10 mg/kg AZT to acute liver failure (ALF) rats and age-matched control (CON) rats. Data are expressed as mean±SD. n=6. *P<0.05, **P<0.01 vs CON rats.
Group | CON | ALF |
---|---|---|
Oral administration | ||
k (1/h) | 0.65±0.08 | 0.37±0.04** |
t1/2 (h) | 1.07±0.15 | 1.91±0.22** |
Tmax (h) | 0.71±0.10 | 0.54±0.10* |
Cmax (μg/mL) | 5.72±0.70 | 7.76±0.88** |
AUC0-t (μg·h·mL−1) | 10.74±1.28 | 16.14±2.52** |
AUC0-∞ (μg·h·mL−1) | 10.82±1.29 | 16.53±2.52** |
Vz/F (L/kg) | 2.89±0.44 | 3.43±0.89 |
CL/F (L·h−1) | 1.87±0.23 | 1.23±0.19** |
MRT (h) | 1.83±0.19 | 2.55±0.11** |
Intravenous administration | ||
k (1/h) | 1.57±0.13 | 0.88±0.13** |
t1/2 (h) | 0.44±0.04 | 0.80±0.13** |
C0 (μg/mL) | 14.15±2.52 | 17.74±3.83** |
AUC0-t (μg·h·mL−1) | 8.09±1.42 | 12.39±1.28** |
AUC0-∞ (μg·h·mL−1) | 8.17±1.43 | 12.57±1.34** |
Vz (L/kg) | 0.76±0.16 | 0.75±0.06 |
CL (L·h−1) | 1.25±0.20 | 0.80±0.08** |
MRT (h) | 0.61±0.07 | 0.94±0.08** |