Acute subjective effects after smoking joints containing up to 69 mg Δ9-tetrahydrocannabinol in recreational users: a randomized, crossover clinical trial.
Psychopharmacology December 2014 Claudine C Hunault, Koen B E Böcker, R K Stellato et al.
An increase in the potency of the cannabis cigarettes has been observed over the past three decades. In this study, we aimed to establish the impact of Δ9-tetrahydrocannabinol (THC) on the rating of subjective effects (intensity and duration of the effects), up to 23 % THC potency (69 mg THC) among recreational users. Recreational users (N = 24) smoked cannabis cigarettes with four doses of THC...