Drug: Active inhaled delta-9-THC
Low dose THC (~4 mg), dissolved in alcohol. This dose is roughly equivalent to smoking approximately 1/4 of a marijuana cigarette, or “joint”. Administered over 20 minutes via a vaporizer.
Drug: Active Oral Ethanol
0.4 g/kg ethanol in orange juice or ginger ale to reach a target BrAC of approximately 0.04%. This dose is equivalent to consuming approximately 2 standard drinks over 1 hour. Approximately 4 drinks, each administered over approximately 10 minutes.