Table 1.
Pharmacokinetic parameters of micafungin in healthy subjects
| Dose (mg) | Subjects | Mean pharmacokinetic parameters (% coefficient of variation) [range] | References | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weight (kg) | C max (mg/L) | Cmax at SS (mg/L) | C24h, mg/L | C24h at SS (mg/L) | AUC24 (mg h/L) | AUC (mg h/L) | t ½ (h) | CL (mL/h/kg) | V d (L/kg) | ||||
| n | SD or SS | ||||||||||||
| 100 | 26 SD | 73.7 | NR | NR | NR | NR | NR | 136.4 (19)a | 16.4 (16) | 10.4 (20) | 0.215 (13) | [20] | |
| 8 SD | 84 (11) | 8.8 (20) [5.1–11.3] | NR | NR | NR | NR | 125.9 (21) [84.3–160.4]a | 14.6 (21) [11.7–20.4] | 9.8 (18) [7.2–13.6] | 0.199 (14) [0.167–0.260] | [21] | ||
| 9 SD | 85 (18) | 8.2 (17) [5.7–9.8] | NR | NR | NR | NR | 120.9 (14) [102.6–149.4]a | 15.1 (12) [12.4–17.8] | 10 (16) [8–13.4] | 0.202 (18) [0.168–0.284] | [21] | ||
| 27 SD | 71.7 | NR | NR | NR | NR | NR | 133.4 (14)a | 14.8 (9) | 10.8 (11) | NR | [19] | ||
| 8 SD | 70.2 (22) | 10.3 (24) | NR | 2b | NR | 96.8 (21) | 142.4 (20)a | 14.9 (10) | 10.4 (20) | 0.224 (25) | [24] | ||
| Weighted average | 75 | 9.1 (20) | 133 (17) | 15.4 (13) | 10.4 (16) | 0.2 (16) | |||||||
| 150 | 23 SS | NR | NR | 15.9 (13) | NR | 4b | NR | 180.9 (17) | NR | NR | NR | [22] | |
| 16 SS | NR | 12 (19) | 16 (17) | 2.5b | 4b | 116 (19) | 182 (19) | NR | NR | NR | [23] | ||
| Weighted average | 16 (15) | 4 | 181 (18) | ||||||||||
NR not reported, C max maximum plasma concentration, SD single dose, SS steady state, C 24h trough plasma concentration 24 h after dosing, AUC 24 area under the plasma concentration-time curve after a single dose from zero to 24 h, AUC area under the plasma concentration-time curve at steady state from zero to 24 h, or, when indicated, from zero to infinity after a single dose, t ½ terminal half-life, CL clearance, V d volume of distribution; average is weighted by the number of patients reported
a AUC∞ after a single dose
b Values not reported but extracted from figures with time versus concentration curves