PMC1079888_01
Whole blood concentrations of THC, 11-OH-THC (actives metabolites) and THC-COOH (inactive metabolite) after oral intake of 20 mg dronabinol and of a hemp milk decoction containing traces of cannabinoids (placebo).
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F1
Figure 1 shows the evolution of his blood concentrations of cannabinoids after ingestion of 20 mg dronabinol.
Subjective effects (feeling of intoxication or driving capability) after oral intake of 20 mg dronabinol. The subject reported no feeling of intoxication or of driving impairment after ingestion of the placebo.
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PMC1079888_01_1471-244X-5-17-2.jpg
F2
THC and 11-OH-THC reached a concentration of 1.8 and 5.2 ng/mL, respectively. The subject reported a strong feeling of intoxication (figure 2). He also evaluated that his driving capability was strongly impaired (figure 2).
PMC1079888_02