Table 5.
Pharmacokinetic parameters | |||||
---|---|---|---|---|---|
Cmax (ng/mL) | Tmax (h) | AUClast (h ng/mL) | AUCinf (h ng/mL) | T1/2 (h) | |
Cohort 1 (5 mg/kg cannabidiol) | |||||
N | 6 | 6 | 6 | 6 | 6 |
Mean | 296 | 4.00 | 1840 | 1951 | 70.3 |
SD | 173 | 2.19 | 438 | 441 | 7.2 |
CV (%) | 58 | 55 | 24 | 23 | 10 |
Median | 296 | 4.00 | 1883 | 1967 | 69.4 |
Minimum | 97 | 2.00 | 1170 | 1234 | 61.6 |
Maximum | 466 | 8.00 | 2395 | 2484 | 78.6 |
GeoMean | 248 | 3.56 | 1793 | 1905 | 70.0 |
GeoCV% | 77 | 56 | 26 | 25 | 10 |
Cohort 2 (10 mg/kg cannabidiol) | |||||
N | 6 | 6 | 6 | 6 | 6 |
Mean | 704 | 3.67 | 4253 | 4466 | 67.1 |
SD | 373 | 0.82 | 1605 | 1689 | 14.1 |
CV (%) | 53 | 22 | 38 | 38 | 21 |
Median | 598 | 4.00 | 3514 | 3677 | 64.6 |
Minimum | 293 | 2.00 | 2806 | 3016 | 46.9 |
Maximum | 1316 | 4.00 | 6599 | 6997 | 89.9 |
GeoMean | 626 | 3.56 | 4025 | 4227 | 65.8 |
GeoCV% | 57 | 29 | 37 | 37 | 21 |
Cohort 3 (20 mg/kg cannabidiol) | |||||
N | 6 | 6 | 6 | 6 | 6 |
Mean | 1090 | 4.06 | 7838 | 8248 | 68.9 |
SD | 372 | 0.16 | 1813 | 1949 | 11.1 |
CV (%) | 34 | 4 | 23 | 24 | 16 |
Median | 1180 | 4.00 | 8276 | 8697 | 67.4 |
Minimum | 359 | 4.00 | 4432 | 4640 | 57.0 |
Maximum | 1376 | 4.38 | 9595 | 10,216 | 85.2 |
GeoMean | 1003 | 4.06 | 7618 | 8008 | 68.2 |
GeoCV% | 55 | 4 | 28 | 29 | 16 |
Pharmacokinetic parameters were determined using Phoenix WinNonlin 8.0
AUClast area under the plasma concentration versus time curve from time zero to the last quantifiable concentration, AUCinf area under the plasma concentration versus time curve extrapolated to infinite time, Cmax maximum observed plasma concentration, CV coefficient of variance, GeoCV geometric mean coefficient of variance, GeoMean geometric mean, Kel apparent terminal elimination rate constant, SD standard deviation, T1/2 apparent terminal elimination half-life, Tmax time of maximum observed plasma concentration