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Urinary pharmacokinetic profile of CBD and its metabolites across dosing conditions. Urinary concentrations of CBD, 7-OH-CBD or 7-CBD-COOH concentrations (ng/mL; y-axis; log10 scale) are plotted (mean ± SEM) by time (post-drug-administration; x-axis) for the following, 100 mg CBD dosing conditions: (A) oral capsule, (B) oral syrup, (C) oral Epidiolex, (D) vaporized CBD and (E) vaporized CBD-dominant cannabis.
