Prospective Changes in Patient-reported and Objective Functioning Following Reduction of Cannabis Use
Medical University of South Carolina
Summary
This study evaluates the effects of cannabis use reduction among adults diagnosed with cannabis use disorder (CUD). Participants will undergo an 8-week intervention combining motivational interviewing, computerized cognitive behavioral therapy (CBT4CBT), and financial incentives for reduction in urinary cannabinoids. The study aims to assess improvements in cannabis-related problems, sleep, cognitive performance, CUD severity, and quality of life.
Eligibility
- Age range
- 18+ years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: * Age 18+ * Urinary cannabinoid level ≥ 50 ng/mL * DSM-5 diagnosis of CUD (mild, moderate, or severe) * Willingness to attempt cannabis reduction * Completion of Intake Visit Exclusion Criteria: * Serious medical/psychiatric conditions * Pregnancy or breastfeeding * Use of cannabis in past 30 days was for medical purposes only * Discontinuation or reduction of cannabis use may exacerbate a pre-existing condition * Cognitive or understanding difficulties, as evidenced by inability to pass informed consent quiz
Interventions
- BehavioralCBT4CBT (Computerized Cognitive Behavioral Therapy)
Participants will receive one therapist-led motivational interviewing/goal setting session followed by 7 sessions of computerized CBT4CBT.
- BehavioralMotivational Interviewing
Participants will receive one therapist-led motivational interviewing/goal setting session followed by 7 sessions of computerized CBT4CBT.
- BehavioralContingency Management
Patients will receive contingent reinforcers (financial incentives for reduction in urinary cannabinoids).
Location
- Medical University of South CarolinaCharleston, South Carolina