- 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 321
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Marijuana Use
- Interventions
- Brief Motivational Intervention (BMI), Substance-Free Activity Session (SFAS), Relaxation Session
- Behavioral
- Lead sponsor
- University of Memphis
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 133 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Memphis, Tennessee
- Conditions
- Cannabis Dependence, Healthy
- Interventions
- [11-C]OMAR
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 162 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Drug Use
- Interventions
- VOICES Group, Girl Health Group
- Behavioral
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 12 Years to 24 Years · Female only
- Enrollment
- 132 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2020
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Cannabis, Memory, Electroencephalography
- Interventions
- Cannabis (smoked flower)
- Drug
- Lead sponsor
- L. Cinnamon Bidwell
- Other
- Eligibility
- 21 Years to 40 Years
- Enrollment
- 64 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Boulder, Colorado
- Conditions
- Cannabis Use Disorder, Mild, Cannabis Use Disorder, Moderate, Cannabis Use Disorder, Severe
- Interventions
- Cognitive Behavioral Therapy (CBT4CBT)
- Behavioral
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 224 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Bipolar I Disorder, Bipolar II Disorder, Cannabis Use Disorder, Substance Use Disorders
- Interventions
- Gabapentin, Placebo Oral Capsule
- Drug
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Insomnia
- Interventions
- Cognitive Behavioral Therapy for insomnia (CBTi-CB-TM), Sleep Hygiene Education (SHE-TM)
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Cannabis Dependence
- Interventions
- MET/CBT/CM plus NRT
- Behavioral
- Lead sponsor
- Dartmouth-Hitchcock Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 2
- States / cities
- Concord, New Hampshire • Lebanon, New Hampshire
- Conditions
- Cannabis Use
- Interventions
- Trier Social Stress Task (TSST)
- Behavioral
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 47 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Opioid Use Disorders, Cannabis Use
- Interventions
- Inhaled Cannabis, Intranasal Opioid
- Drug
- Lead sponsor
- University of Kentucky
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Adolescent Drinking, Cannabis Use
- Interventions
- Chat, Enhanced Usual Care
- Behavioral
- Lead sponsor
- RAND
- Other
- Eligibility
- 12 Years to 19 Years
- Enrollment
- 500 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2029
- U.S. locations
- 2
- States / cities
- Commerce, California • Pittsburgh, Pennsylvania
- Conditions
- Caregiver Burden, Cannabis Use, Expressed Emotion, Communications Skills
- Interventions
- Cannabis Conversation Skills for Families (CCSF)
- Behavioral
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Alcohol Use, Marijuana Use, Sexually Transmitted Infections
- Interventions
- motivational intervention, health education
- Behavioral
- Lead sponsor
- Butler Hospital
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 566 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2017
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- 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 Withdrawal
- Interventions
- PP-01 High Dose, PP-01 Low Dose, Placebo, Nabilone, Gabapentin
- Combination Product · Drug
- Lead sponsor
- PleoPharma, Inc.
- Industry
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 234 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 18
- States / cities
- Glendale, California • Lemon Grove, California • Orange, California + 15 more
- Conditions
- Opioid Use, Alcohol Drinking, Marijuana Use
- Interventions
- TACUNA plus Wellness Circle, Opioid Education Workshop
- Behavioral
- Lead sponsor
- RAND
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 541 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2025
- U.S. locations
- 3
- States / cities
- Los Angeles, California • Santa Monica, California
- Conditions
- Cannabis Use, Cannabis Use Disorder
- Interventions
- Magstim SuperRapid2, Sham rTMS
- Device
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 15 Years to 21 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2027 – 2029
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- Substance-Related Disorders, Alcohol-Related Disorders, Marijuana Abuse
- Interventions
- Usual care, Computer-delivered ACRA
- Behavioral
- Lead sponsor
- National Development and Research Institutes, Inc.
- Other
- Eligibility
- 12 Years to 18 Years
- Enrollment
- 84 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Schizophrenia, Cannabis Dependence, Prodromal for Psychotic Illness, Family History of Alcoholism, Healthy Control, Opioid-use Disorder, Post Traumatic Stress Disorder
- Interventions
- [11-C]OMAR
- Radiation
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years · Male only
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2026
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Cannabis Use Disorder
- Interventions
- CBT4CBT (Computerized Cognitive Behavioral Therapy), Motivational Interviewing, Contingency Management
- Behavioral
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 176 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- 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
- Cannabis Use Disorder, Healthy
- Interventions
- [11C]APP311
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 51 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2032
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Cigarette Smoking-Related Carcinoma, E-Cig Use
- Interventions
- Effectiveness of different recruitment approaches, Choice of study completion locations, Cannabis Engagement Assessment, E-cigarette dependence Scale, Nicotine dependence Scale, Co use practices QUestionnaire
- Other
- Lead sponsor
- Roswell Park Cancer Institute
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 150 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Buffalo, New York