Marijuana addiction is associated with significant withdrawal symptoms, including anxiety, irritability, bodily discomfort, and insomnia. The purpose of this study is to determine the effectiveness of dronabinol in reducing withdrawal symptoms.~During this twelve-week, double-blind, placebo-controlled study, study visits will occur twice each week. During study visits, participants will receive either placebo or medication. Throughout the study, all participants will receive individualized psychotherapy sessions. At each study visit, vital signs, self-report ratings, and urine samples will be collected. Participants will have a follow-up evaluation at month 6.
The purpose of this study is to determine if dronabinol decreases the symptoms of marijuana addiction and withdrawal.