- Conditions
- Schizophrenia, Substance Abuse, Cocaine Abuse, Tobacco Use Disorder
- Interventions
- Various Screening psychiatric and medical assessments
- Behavioral
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 523 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2019
- U.S. locations
- 1
- States / cities
- Catonsville, Maryland
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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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 560
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Back Pain, Neck Pain
- Interventions
- THC/CBD, THC, Placebo
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years to 84 Years
- Enrollment
- 157 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Pain, Cannabis, Opioid Use, Unspecified
- Interventions
- Within-subject test of blinded study medications
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Marijuana Dependence
- Interventions
- Contingency Management, Individualized Assessment & Treatment, Cognitive-Behavioral Treatment
- Behavioral
- Lead sponsor
- UConn Health
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 198 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Farmington, Connecticut
- Conditions
- Cannabis Use, Tobacco Use, Cigarette Smoking
- Interventions
- THC 30mg, THC 5mg, THC 0mg, Cigarette Full Nicotine, Cigarette Reduced 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
- Marijuana Dependence
- Interventions
- Oxytocin, Saline
- Drug
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Cannabis Toxicology
- Interventions
- Cannabis
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Cannabis Use Disorder
- Interventions
- Broad Spectrum Cannabidiol (bsCBD) 400 mg, Placebo
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Alcohol Use, Marijuana Use
- Interventions
- MICUNAY, Community Wellness Gathering
- Behavioral · Other
- Lead sponsor
- RAND
- Other
- Eligibility
- 14 Years to 18 Years
- Enrollment
- 185 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2018
- U.S. locations
- 2
- States / cities
- Los Angeles, California • Oakland, California
- Conditions
- Sleep, THC, Marijuana, Cannabis
- Interventions
- Dronabinol
- Drug
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 21 Years to 34 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2025
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Cannabis Use
- Interventions
- "All Natural" descriptor, "Gluten-free" descriptor, "Vegan" descriptor, "100% Organic" descriptor, "Handcrafted" descriptor, "Made with live resin" descriptor, "Fast-acting" descriptor, "Relax" descriptor, "Energy Boost" descriptor, No descriptor (control)
- Behavioral
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 2,521 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
- Conditions
- Addiction, Substance Abuse, Cannabis Use Disorder, Cannabis Use, Cannabis Dependence, Cannabis Abuse
- Interventions
- Breathwork workshop
- Behavioral
- Lead sponsor
- Elias Dakwar
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cannabis Use
- Interventions
- Cannabis, Placebo
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Schizophrenia, Schizoaffective Disorder
- Interventions
- CET/PT, Treatment as Usual
- Behavioral
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Smoking Cessation, Marijuana Use
- Interventions
- Behavioral: Quitline treatment as usual, QL Marijuana Check-Up intervention (QL-MJCU)
- Behavioral
- Lead sponsor
- Consumer Wellness Solutions
- Industry
- Eligibility
- 21 Years and older
- Enrollment
- 107 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Adolescent Drinking, Adolescent Problem Behavior
- Interventions
- Qlarity app users
- Behavioral
- Lead sponsor
- Oregon Research Behavioral Intervention Strategies, Inc.
- Industry
- Eligibility
- 13 Years to 18 Years
- Enrollment
- 257 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Springfield, Oregon
- Conditions
- Opioid Use Disorder
- Interventions
- Cannabidiol, Placebo
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 126 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 2
- States / cities
- Aurora, Colorado
- 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
- Cannabis Use, Healthy
- Interventions
- Placebo oral capsule, THC
- Drug
- Lead sponsor
- University of Illinois at Chicago
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 141 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- HIV, Cannabis, THC, Neuroinflammatory Disease, Neuroinflammatory Response, Microbiome
- Interventions
- THC, CBD
- Drug
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 21 Years to 70 Years
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- HIV Positive, Marijuana Smoking
- Interventions
- Not listed
- Lead sponsor
- Wayne State University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 119 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2017
- U.S. locations
- 1
- States / cities
- Detroit, Michigan
- Conditions
- HIV/AIDS
- Interventions
- Family-Based HIV prevention, Adolescent Only Health Promotion
- Behavioral · Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 13 Years to 18 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2013
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Substance Use Disorders
- Interventions
- Intensive Outpatient Treatment (IOP) + Contingency Management (CM), Working Memory Training
- Behavioral
- Lead sponsor
- Dartmouth-Hitchcock Medical Center
- Other
- Eligibility
- 12 Years to 26 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Breast Carcinoma, Colorectal Carcinoma, Lung Non-Small Cell Carcinoma, Melanoma, Non-Hodgkin Lymphoma
- Interventions
- Non-interventional Study
- Other
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 2,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 464
- States / cities
- Fairbanks, Alaska • Kingman, Arizona • Phoenix, Arizona + 360 more