Evaluation of Oral THC and CBD in Men and Women
University of California, Los Angeles · NCT05067387
Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.
Key facts
- Compensation
- Not posted. Ask the study team before screening.
- Who can join
- Ages 21–55 · All sexes
- Healthy volunteers
- Accepted
- Study type
- Interventional · Phase 1
- Target enrollment
- 22
- US sites recruiting
- 1
- Study start
- August 13, 2026
- Record last updated
- September 8, 2026
Status re-checked against ClinicalTrials.gov within the last 12 hours.
What the study is about
The purpose of this study is to determine the pharmacokinetics and pharmacodynamics of oral delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) and to evaluate detection of recently smoked THC in oral fluid.
Being studied: Placebo; THC; CBD; THC + CBD
Conditions: Drug Abuse; Intoxication by Drug; Impairment
Eligibility criteria
Copied from the official record. The study team makes the final decision at screening.
Show full criteria
Inclusion Criteria
- Male or non-pregnant and non-lactating females aged 21-55 years
- Report weekly-monthly use of cannabis (≤1 day per week) over the past month prior to screening,
- Not currently seeking treatment for their cannabis use
- Have a Body Mass Index from 18.5 - 34kg/m2.
- Able to perform all study procedures
- Must be using a contraceptive (hormonal or barrier methods)
Exclusion Criteria
- Meeting DSM-V criteria for moderate to severe Cannabis Use disorder (CUD) or any substance use disorder other than nicotine, caffeine
- Any other Axis I disorder
- Report using other illicit drugs in the prior 4 weeks, other than cannabis.
- Current use of any medications that may affect study outcomes
- If medical history, physical and psychiatric examination, or laboratory tests performed during the screening process are not within the normal range and / or reveal any significant illness (e.g., hypertension) as judged by the study physician and to put the participant at greater risk of experiencing adverse events due to completion of study procedures.
- Pregnancy is exclusionary due to the possible effects of the study medication on fetal development.
- History of an allergic reaction or adverse reaction to cannabis is exclusionary.
- History of respiratory illness or current respiratory illness
- Currently enrolled in another research protocol
- Not using a contraceptive method (hormonal or barrier methods)
- The evaluating physician reviews all medical assessments along with medical history. Any disorders that might make cannabis administration hazardous are exclusionary.
Recruiting US locations
University of California, Los Angeles
Los Angeles, CA 90095
Site contact: Ziva Cooper, PhD · 310-206-9942 · zcooper@mednet.ucla.edu
Study contacts (from the official record)
- Ziva Cooper, PhD · 310-206-9942 · zcooper@mednet.ucla.edu
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