- Conditions
- Marijuana Smoking
- Interventions
- Smoked marijuana cigarettes: High THC dose (6% THC)
- Drug
- Lead sponsor
- Brown University
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 133 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 587
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Cannabis Dependence, Cannabis Withdrawal
- Interventions
- rimonabant, placebo
- Drug
- Lead sponsor
- The Scripps Research Institute
- Other
- Eligibility
- 21 Years to 30 Years
- Enrollment
- 66 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- La Jolla, California
- Conditions
- Marijuana Smoking
- Interventions
- Dronabinol 120mg/day, Placebo, Dronabinol 240mg/day
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- COPD, Insomnia, Cannabis
- Interventions
- Marijuana
- Other
- Lead sponsor
- National Jewish Health
- Other
- Eligibility
- 21 Years to 80 Years
- Enrollment
- 2,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2019
- U.S. locations
- 1
- States / cities
- Denver, Colorado
- Conditions
- Marijuana Impairment
- Interventions
- Medium THC, Placebo THC
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Hartford, Connecticut
- Conditions
- Inflammation, Inflammatory Response, Mood, Cognitive Change
- Interventions
- Not listed
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years to 70 Years
- Enrollment
- 421 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Chronic Pain, Opioid Use
- Interventions
- We will monitor patient's response to medical marijuana as alternative to opioid for chronic pain.
- Other
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 29 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Cannabis, Vaping, Emotion Regulation
- Interventions
- Virtual reality videogame intervention for vaping prevention
- Behavioral
- Lead sponsor
- Yale University
- Other
- Eligibility
- 11 Years to 15 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Gambling, Alcohol Consumption, Cannabis
- Interventions
- Personalized Feedback Intervention
- Behavioral
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 17 Years to 24 Years
- Enrollment
- 361 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2015
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Cannabis Use Disorder
- Interventions
- lorcaserin, Fitbit Charge HR
- Drug · Other
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Impairment, Cognitive, Impairment of Attention, Impairment, Psychomotor
- Interventions
- Delta-9-THC, Delta-8-THC, Placebo
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 18 Years to 49 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Alcohol Misuse, Cannabis Misuse
- Interventions
- Brief Negotiation Interview intervention (BNI) (adapted)
- Behavioral
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2027 – 2028
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Cannabis Intoxication
- Interventions
- Virtual Reality Eye Tracking after smoking Cannabis - HTC Vive Pro-Eye, Cannabis cigarette - 4.0% THC
- Device · Drug
- Lead sponsor
- Battelle Memorial Institute
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 3 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- HIV Infections, Neuropathic Pain, Cannabis
- Interventions
- Receipt of Coupon for Placebo Soft-Gel Capsule, Receipt of Coupon for High THC Soft-Gel Capsule, Receipt of Coupon for Equal THC and CBD Soft-Gel Capsule, Receipt of Coupon for High CBD Soft-Gel Capsule
- Other
- Lead sponsor
- Montefiore Medical Center
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Substance Use
- Interventions
- iSBIRT
- Behavioral
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 12 Years to 18 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Marijuana Abuse
- Interventions
- Nefazodone, Bupropion
- Drug
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 132 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2000 – 2004
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Alcohol Use Disorder, Cannabis Use Disorder
- Interventions
- InTEGRA, MET/CBT
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 14 Years to 21 Years
- Enrollment
- 294 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 2
- States / cities
- Farmington, Connecticut • Boston, Massachusetts
- Conditions
- Concussion, Mild
- Interventions
- Soccer heading
- Other
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 26 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Bloomington, Indiana
- Conditions
- Marijuana Use Disorder
- Interventions
- Inactive Marijuana (0% THC), Low THC marijuana (1.8 %THC), High THC marijuana (3.9% THC)
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cannabis Use Disorder
- Interventions
- CUD-AMT, SUD-CBT
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 51 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 2
- States / cities
- Los Angeles, California
- Conditions
- Cannabis-Related Disorder, Substance-Related Disorders, Schizophrenia, Psychotic Disorders
- Interventions
- clozapine, risperidone
- Drug
- Lead sponsor
- Dartmouth-Hitchcock Medical Center
- Other
- Eligibility
- 17 Years to 45 Years
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2011
- U.S. locations
- 5
- States / cities
- Concord, New Hampshire • Lebanon, New Hampshire • Manchester, New Hampshire + 1 more
- Conditions
- Health, Subjective, Inflammatory Response, Adverse Effect, Side Effect
- Interventions
- Cannabigerol
- Other
- Lead sponsor
- Formula30A LLC
- Industry
- Eligibility
- 21 Years and older
- Enrollment
- 69 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 5
- States / cities
- Arlington, Texas • Denton, Texas • Edinburg, Texas + 2 more
- Conditions
- Alcohol Drinking, Smoking, Marijuana Smoking
- Interventions
- Project ALERT
- Behavioral
- Lead sponsor
- Pacific Institute for Research and Evaluation
- Other
- Eligibility
- Not listed
- Enrollment
- 8,338 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2008
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Painful Diabetic Neuropathy
- Interventions
- Cannabis
- Drug
- Lead sponsor
- Center for Medicinal Cannabis Research
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- San Diego, California