80
Participants
Start Date
January 2, 2017
Primary Completion Date
November 1, 2018
Study Completion Date
January 31, 2019
High THC cannabis
Three weeks of smoking cannabis containing more THC than CBD with amount smoked limited to no more than 1.8 g per day.
High CBD cannabis
Three weeks of smoking cannabis containing more CBD than THC with amount smoked limited to no more than 1.8 g per day.
THC/CBD cannabis
Three weeks of smoking cannabis containing equal amounts of THC and CBD with smoking limited to no more than 1.8 g per day.
Placebo cannabis
Three weeks of smoking cannabis with low levels of THC and CBD with smoking limited to no more than 1.8 per day.
Scottsdale Research Institute, Phoenix
Multidisciplinary Association for Psychedelic Studies
OTHER