- 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
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.
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Showing 1–24
of 329
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- 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 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, 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
- 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
- Conditions
- Alcohol Use Disorder
- Interventions
- Cannabidiol, Placebo
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 180 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Melanoma
- Interventions
- High-performance liquid chromatography-tandem mass spectrometry assays
- Other
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years to 100 Years
- Enrollment
- 90 participants
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Cannabis Use
- Interventions
- Not listed
- Lead sponsor
- Thorsten Rudroff
- Other
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Cigarette Smoking-Related Carcinoma
- Interventions
- Non-Interventional Study
- Other
- Lead sponsor
- Roswell Park Cancer Institute
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Buffalo, New York
- Conditions
- Cannabis Use, Tolerance, Cannabis Withdrawal
- Interventions
- T-Break Guide
- Behavioral
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 151 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Burlington, Vermont
- Conditions
- Cannabis Use, Cannabis Dependence, Cannabis Use Disorder, Cannabis Abuse, Cannabis Intoxication, Cannabis Smoking, Cannabis Withdrawal, Cannabis-Related Disorder, Cannabis Abuse, in Remission, Cannabis Abuse, Episodic Use, Marijuana, Marijuana Abuse, Marijuana Use, Marijuana Smoking, Marijuana Dependence, Marijuana User, Marijuana-Related Disorder, Marijuana Use Disorder, Addiction, Addiction, Substance, Substance Use, Substance Use Disorders, Substance Dependence, Substance Abuse, Substance Related Problem, Substance Abuse Drug Chronic
- Interventions
- Contingency Management, Elastic Net Regression
- Behavioral · Device
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 14 Years to 17 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
- Interventions
- Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
- Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 14 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2024
- U.S. locations
- 2
- States / cities
- San Francisco, California
- Conditions
- Cannabis Use Disorder
- Interventions
- Varenicline, Placebo
- Drug
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 174 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 2
- States / cities
- Charleston, South Carolina • Pickens, South Carolina
- Conditions
- Marijuana Use, Opioid Use
- Interventions
- Marijuana, Opioid
- Drug
- Lead sponsor
- Shanna Babalonis, PhD
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Alcohol Use Disorder
- Interventions
- Cannabidiol, Placebo
- Drug
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Alcohol Drinking, Marijuana
- Interventions
- Text Messaging and Brief Negotiation Interview
- Behavioral
- Lead sponsor
- Yale University
- Other
- Eligibility
- 13 Years to 18 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut