- Conditions
- Cannabis, Low Back Pain, Neuropathic Pain
- Interventions
- Placebos, dronabinol, Vaporized Cannabis 3.7% THC/5.6% CBD
- Drug
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 19 Years to 70 Years
- Enrollment
- 131 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- San Diego, California
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 579
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- Cocaine Dependence, Cannabis Dependence, Schizophrenia
- Interventions
- Not listed
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2012
- U.S. locations
- 1
- States / cities
- Catonsville, Maryland
- Conditions
- Cancer, Cancer (With or Without Metastasis)
- Interventions
- Not listed
- Lead sponsor
- HealthPartners Institute
- Other
- Eligibility
- Not listed
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2027
- U.S. locations
- 1
- States / cities
- Saint Louis Park, Minnesota
- Conditions
- Youth With HIV
- Interventions
- Not listed
- Lead sponsor
- Duke University
- Other
- Eligibility
- 21 Years to 28 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 2
- States / cities
- Durham, North Carolina
- Conditions
- Cannabis Use Disorder
- Interventions
- transcranial alternating current stimulation, sham transcranial alternating current stimulation, Motivational interviewing (MI)
- Device · Behavioral
- Lead sponsor
- The Mind Research Network
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 82 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Albuquerque, New Mexico
- Conditions
- Cannabis
- Interventions
- Cannabis
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2017
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Opioid Use, Pain, Marijuana Use
- Interventions
- Cannabis, Prescription Opioid Taper Support (POTS)
- Drug · Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 87 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2025
- U.S. locations
- 3
- States / cities
- Portland, Maine • Boston, Massachusetts • Cambridge, Massachusetts
- Conditions
- Cue-reactivity, Cannabis Use Disorder, Functional MRI, Orexin Antagonist
- Interventions
- Suvorexant
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- 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 Use, Stress
- Interventions
- Water Temperature Variation - WW, Water Temperature Variation - CW
- Other
- Lead sponsor
- University of Colorado, Boulder
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 166 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Boulder, Colorado
- 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
- Cannabis Use
- Interventions
- Brief Motivational Mobile Health (mHealth) Intervention, Psychoeducational Attention Control (AC)
- Behavioral · Other
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years to 29 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Substance Use, Binge Drinking, Marijuana Use, Alcohol Drinking, Prescription Opioid Misuse, Illicit Drug Use
- Interventions
- iSTART Web-app
- Behavioral
- Lead sponsor
- California State University, Northridge
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 1,100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Northridge, California
- Conditions
- Cannabis Dependence
- Interventions
- Guanfacine
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- 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
- Cannabis, Marijuana Use
- Interventions
- Constituents, Cognitive Functioning, Cardiovascular Health, Motor Vehicle Crashes, Dependence, Psychosis and Schizophrenia, Mental Health, Reproductive Health, Respiratory Health, Edibles, Cannabis Hyperemesis Syndrome, Control
- Behavioral
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,500 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Cannabis Use Disorder, Pregnancy Related
- Interventions
- Maternal-fetal monitoring, NICU Network Neurobehavioral Scale
- Device · Other
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 44 Years · Female only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- 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
- Abuse Cannabis, Pain, Pharmacokinetics
- Interventions
- Placebo Comparator: Placebo, Low dose THC, High dose THC
- Drug
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Neuropathic Pain
- Interventions
- Smoked cannabis
- Drug
- Lead sponsor
- Center for Medicinal Cannabis Research
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2006
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Drug Overdose, Substance Abuse, Alcohol Abuse
- Interventions
- Observational EEG Monitoring
- Other
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Chronic Pain
- Interventions
- Medical Cannabis
- Other
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 44 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Cannabis Use
- Interventions
- guanfacine-ER, Placebo
- Drug · Other
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- New York, New York