Table 1. Pharmacokinetic analysis of a single intravenous dose of HMME (5 mg/kg) in rats pretreated with vehicle or 25 mg/kg rifampicin. Data are shown as the mean±SD. n=3. bP<0.05, cP<0.01 versus HMME-1 values. eP<0.05, fP<0.01 versus control values.
Control |
Rifampicin |
|||||
---|---|---|---|---|---|---|
HMME-1 | HMME-2 | HMME | HMME-1 | HMME-2 | HMME | |
AUC0–8 h (h·μg/mL) | 7.16±1.42 | 3.61±0.45b | 10.7±1.9 | 12.1±1.9e | 7.77±1.26f | 19.9±3.1f |
AUC0–∞ (h·μg/mL) | 7.19±1.44 | 3.62±0.46b | 10.8±1.9 | 12.2±1.8e | 7.82±1.25f | 20.1±3.0f |
Cmax (μg/mL) | 32.0±3.4 | 21.5±2.5b | 53.6±5.9 | 36.1±4.4 | 31.6±5.1e | 67.7±9.4 |
t1/2 (h) | 1.72±0.39 | 1.48±0.31 | 1.70±0.30 | 2.39±0.52 | 1.81±0.47 | 2.34±0.52 |
Vz (L/kg) | 0.86±0.04 | 1.47±0.15c | 1.13±0.07 | 0.73±0.27 | 0.84±0.18f | 0.88±0.35 |
CL (L·h−1·kg−1) | 0.36±0.07 | 0.70±0.09c | 0.47±0.08 | 0.21±0.03e | 0.33±0.06f | 0.25±0.04f |
MRT (h) | 0.39±0.07 | 0.36±0.03 | 0.39±0.08 | 0.60±0.10e | 0.52±0.05f | 0.58±0.09e |