- 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
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 196
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- THC, Alpha-pinene
- Interventions
- Placebo, THC, Alpha-Pinene
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2024
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- NMO Spectrum Disorder, Spasticity, Muscle
- Interventions
- Nabiximols, Placebo
- Drug
- Lead sponsor
- Michael, Levy M.D.,Ph.D.
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Smoking, Marijuana
- Interventions
- CBD
- Drug
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2014
- U.S. locations
- 3
- States / cities
- Lexington, Kentucky • New York, New York • Charleston, South Carolina
- Conditions
- Rheumatoid Arthritis, Psoriatic Arthritis
- Interventions
- Cannabis: placebo and medium THC/medium CBD
- Drug
- Lead sponsor
- Brown University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 3 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Sickle Cell Disease
- Interventions
- Cannabis
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2017
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Cannabis Smoking, Driving Impaired
- Interventions
- Active smoked cannabis, Placebo smoked cannabis
- Drug
- Lead sponsor
- Bayliss J. Camp, PhD
- Government
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Sacramento, California
- 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
- Migraine, Cannabis, THC, CBD
- Interventions
- THC ~5%, CBD ~12%, THC ~5% and CBD ~12%, Sham Cannabis
- Drug
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 92 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- La Jolla, California
- Conditions
- Cannabis, Psychotic Disorders
- Interventions
- THC, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Tolerance, Adolescent Behavior, THC
- Interventions
- Dextrose, Dronabinol
- Drug
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 2
- States / cities
- Chicago, Illinois
- Conditions
- Autism Spectrum Disorder, Anxiety
- Interventions
- MB-IMP, Placebo
- Drug · Other
- Lead sponsor
- Southwest Autism Research & Resource Center
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 108 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona
- Conditions
- Sleep, Anxiety, Depression, Pain
- Interventions
- fsCBD Cannabidiol, Placebo, bsCBD Cannabidiol
- Drug
- Lead sponsor
- University of Colorado, Boulder
- Other
- Eligibility
- 25 Years and older
- Enrollment
- 185 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Cannabis, Marijuana Abuse
- Interventions
- drug condition
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 53 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- PTSD, Post Traumatic Stress Disorder, Suicide, Cannabis Use
- Interventions
- Cannabidiol (CBD) only, Placebo only, Delta-9-tetrahydrocannabinol (THC) only, THC:CBD 1:1
- Drug
- Lead sponsor
- Leslie Lundahl
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 280 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2031
- U.S. locations
- 1
- States / cities
- Detroit, Michigan
- Conditions
- Cannabis Use, Tobacco Use, Electronic Cigarette Use
- Interventions
- THC High Dose, THC Low Dose, THC 0mg, E-Cigarette Full Nicotine, E-Cigarette Placebo Nicotine
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- HIV, Cannabis Use
- Interventions
- THC Cannabis, CBD Cannabis, Placebo
- Drug
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- San Diego, California
- 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
- Cannabis
- Interventions
- Cannabis
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2034
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cannabis Intoxication, Alcohol Intoxication
- Interventions
- Cannabis, Alcohol, Placebo Cannabis, Placebo Alcohol
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Cannabis, Alcohol Effect, Driving Under the Influence of Alcohol and Other Drugs
- Interventions
- Active inhaled cannabis, Placebo, Active Oral Ethanol
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2026
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Neuropathic Pain
- Interventions
- Cannabis
- Drug
- Lead sponsor
- Center for Medicinal Cannabis Research
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2006
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Cannabis Intoxication
- Interventions
- Cannabis
- Drug
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 199 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Back Pain, Neck Pain
- Interventions
- Cannabis, Oxycodone, Placebo for Cannabis, Placebo for Oxycodone
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2023
- U.S. locations
- 1
- States / cities
- Aurora, Colorado