Combination of THC and CBD as Novel Treatment for Co-Occurring Opioid Use Disorder and Chronic Pain
Yale University
Summary
The primary objective of this phase 2 study is to investigate the therapeutic potential of orally administered combined delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) in relieving both pain and cue-induced opioid craving in people with co-occurring opioid use disorder (OUD) and chronic pain who are undergoing methadone therapy.
Description
This phase 2 study will utilize a rigorous double-blind, placebo-controlled, crossover experimental design. We will enroll 147 participants with co-occurring OUD and chronic pain who are receiving methadone maintenance treatment and randomize them into three groups (n=49). Across three test sessions, each group will receive single doses of THC (5 mg, 10 mg, or placebo) and CBD (300 mg, 600 mg, or placebo) in a 3x3 design, with THC dose as a between-subject (parallel-group) factor and CBD dose as within-subject (crossover) factor. All three groups will undergo otherwise identical procedures to…
Eligibility
- Age range
- 18–65 years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: 1. Provision of signed and dated informed consent form. 2. Stated willingness to comply with all study procedures and availability for the duration of the study. 3. Male or female aged 18-65 years. 4. Co-occurring OUD (meeting DSM-5 criteria) and chronic pain (uniformly operationalized as high-impact \[occurring most days, limiting life or work activities\] non-cancer low back pain for ≥ 3 months). 5. Prior exposure to cannabis or its constituent cannabinoids at least once in the last 10 years, 1-10 times in the last 20 years, or more than 20 times in lifetime. 6. Adherenc…
Interventions
- DrugCBD 300mg
3 Nantheia™ (100mg) softgel capsules and 3 placebo (0mg) softgel capsules will be administered to participants on one of the three test session days.
- DrugCBD 600mg
6 Nantheia™ (100mg) softgel capsules will be administered to participants on one of the three test session days.
- DrugPlacebo 0mg
6 placebo (0 mg) softgel capsules will be administered to participants on one of the three test session days.
Location
- Connecticut Mental Health CenterNew Haven, Connecticut