Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
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.

Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 2:57 PM EDT

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 573 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Cannabis Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Behavioral Economic Analysis of Demand for Marijuana

NCT03518567
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Smoked marijuana cigarettes: High THC dose (6% THC)
Drug
Lead sponsor
Brown University
Other
Eligibility
18 Years to 50 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 11, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Enrolling by invitation No phase listed Observational

Cannabis, Neuroinflammation, and Suicidal Ideation: A Supplemental Brain Imaging Study

NCT07222306
View directory record Official record
Conditions
PTSD, Suicidal Thoughts and Behaviors, PTSD Symptoms, Depressive Symptoms
Interventions
1-(2-[+F]fluoroethyl)-L-tryptophan
Drug
Lead sponsor
Wayne State University
Other
Eligibility
19 Years to 69 Years
Enrollment
100 participants
Timeline
2025 – 2030
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 23, 2026, 2:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Alcohol and Cannabis Co-Use and the Gut-Brain Axis

NCT04998006
View directory record Official record
Conditions
Cannabis Use, Alcohol Use, Inflammation
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 60 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jul 23, 2026, 2:57 PM EDT
Completed No phase listed Observational

Does Medical Cannabis Reduce Opioid Use in Adults With Pain

NCT04308148
View directory record Official record
Conditions
Opioid Use, Marijuana, Chronic Pain
Interventions
Not listed
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years to 99 Years
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 24, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 1Phase 2 Interventional

Medicinal Cannabis for Painful HIV Neuropathy

NCT00255580
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 27, 2008 · Synced Jul 23, 2026, 2:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Measuring Environmental Tobacco and Cannabis: Pollutants and Exposures

NCT06030674
View directory record Official record
Conditions
Healthy
Interventions
Secondhand cannabis emissions/smoke exposure
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 1 Interventional

Marijuana Cue-Reactivity & Seeking Behavior in Regular Cannabis Users

NCT03154580
View directory record Official record
Conditions
Marijuana Abuse
Interventions
N-acetyl cysteine
Drug
Lead sponsor
Wayne State University
Other
Eligibility
21 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Active, not recruiting Phase 2 Interventional

Cannabis Effects on Antiretroviral Therapy Pharmacokinetics and Neurotoxicity

NCT04800159
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 2 Interventional Results available

Therapeutic Substance Abuse Treatment in Pregnancy - 1

NCT00227903
View directory record Official record
Conditions
Alcohol Abuse, Cocaine Abuse, Marijuana Abuse
Interventions
MI-CBT, Brief Advice
Behavioral
Lead sponsor
Yale University
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
2
States / cities
Bridgeport, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Jul 23, 2026, 2:57 PM EDT
Completed No phase listed Observational

Investigating Stress-related Mechanisms in the Laboratory and Real World in Individuals With Cannabis Use Disorder

NCT04116619
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Guided Imagery Laboratory Session
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 20, 2023 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 2 Interventional

Effectiveness of Buspirone and Motivational Enhancement Therapy for the Treatment of Marijuana Dependence - 1

NCT00149617
View directory record Official record
Conditions
Marijuana Abuse, Mood Disorders
Interventions
Buspirone
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2015 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Marijuana Effects on Simulated Driving Performance

NCT03699540
View directory record Official record
Conditions
Cannabis, Cannabis Use, Marijuana, Marijuana Usage, Alcohol Drinking
Interventions
Marijuana, Alcohol, placebo alcohol, Inactive marijuana
Drug
Lead sponsor
Shanna Babalonis, PhD
Other
Eligibility
21 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 30, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Approach Bias Modification for the Treatment of Cannabis Use Disorder

NCT03629990
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Approach Bias Modification (ABM), Sham ABM, Psychosocial therapy for cannabis use disorder.
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 2 Interventional

Effectiveness of Bupropion in Treating Marijuana Dependent Individuals

NCT00142870
View directory record Official record
Conditions
Marijuana Abuse, Substance-Related Disorders
Interventions
Bupropion
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 23, 2026, 2:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Screening Protocol for Research Participants

NCT01010620
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 18, 2019 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Not applicable Interventional

Cannabis Use and Relapse After One Week of Contingency Management Therapy

NCT04202146
View directory record Official record
Conditions
Cannabis Dependence
Interventions
Contingency Management + Motivational Interviewing
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 10, 2021 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Pain Inflammation and Cannabis in HIV

NCT05554146
View directory record Official record
Conditions
HIV Infections, Neuropathic Pain, Cannabis
Interventions
Receipt of Coupon for Placebo Soft-Gel Capsule, Receipt of Coupon for High THC Soft-Gel Capsule, Receipt of Coupon for Equal THC and CBD Soft-Gel Capsule, Receipt of Coupon for High CBD Soft-Gel Capsule
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Jul 23, 2026, 2:57 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Ph1 Marinol Interaction Study - Part 1 - 1

NCT00438139
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Dronabinol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

iSTART: A Campus & Community Initiative for Services in Tec-health

NCT05362357
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Not listed Not applicable Interventional

Transcutaneous Pulse Oximetry Brain Monitoring Study (US)

NCT06267131
View directory record Official record
Conditions
Acute Brain Injury
Interventions
Brain Pulse Oximeter
Device
Lead sponsor
Cyban Pty Ltd
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 19, 2024 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Reinforcing Effects of Marijuana and Opioids

NCT05485012
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Jul 23, 2026, 2:57 PM EDT
Withdrawn No phase listed Observational

Maternal Marijuana Use and Fetal and Infant Outcome

NCT04266314
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 16, 2021 · Synced Jul 23, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Behavioral Treatment of Adolescent Substance Use

NCT02063984
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Jul 23, 2026, 2:57 PM EDT
Recruiting Not applicable Interventional

Feasibility and Acceptability Trial to Reduce Tobacco and Cannabis Use During Pregnancy and Postpartum

NCT07489443
View directory record Official record
Conditions
Perinatal, Cannabis Use, Tobacco Use, Smoking Cessation
Interventions
Perinatal smoking cessation treatment and maintenance sessions
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 23, 2026, 2:57 PM EDT