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. Author manuscript; available in PMC: 2011 Oct 19.
Published in final edited form as: Clin Chem. 2009 Oct 15;55(12):2180–2189. doi: 10.1373/clinchem.2008.122119

Fig. 2. Mean (SE) free plasma THC (■), 11-OH-THC (▲), and THCCOOH (●) accumulation during continuous oral THC.

Fig. 2

Dronabinol (20 mg) was administered to 6 daily cannabis users continuously for 7 days. Data points (n = 6) represent only blood collected at 2200 or 2230 from the second dose (day 1, 2000) to the 34th dose (day 7, 2030).