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 Sep 23, 2026, 1:44 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Marihuana Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Cannabis Species Labeling and Marketing on Perceptual, Subjective and Objective Use Outcomes (Aim 2 Study)

NCT07513337
View directory record Official record
Conditions
Cannabis Use
Interventions
Strain label, Claim
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
21 Years and older
Enrollment
3,035 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 23, 2026, 1:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Mapping Brain Glutamate in Humans: Sex Differences in Cigarette Smokers

NCT05279053
View directory record Official record
Conditions
Sex, Cigarette Smoking
Interventions
Abstinence and Smoking
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 45 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Cannabis Administration Routes on Human Performance and Pharmacokinetics

NCT02177513
View directory record Official record
Conditions
Cannabis Use
Interventions
Placebo + Placebo, Oral Cannabis + Placebo, Placebo + Inhaled Cannabis, Placebo + Smoked Cannabis, 6.9% cannabis oral
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Helping Eliminate Marijuana Use Through Pediatric Practice

NCT02744118
View directory record Official record
Conditions
Marijuana
Interventions
5A's Model, Healthy Internet Use Model
Other
Lead sponsor
American Academy of Pediatrics
Other
Eligibility
13 Years to 25 Years
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Elk Grove Village, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Sep 23, 2026, 1:44 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

SV2A in Older Adults

NCT05465538
View directory record Official record
Conditions
Cannabis Use
Interventions
[11C]UCB-J PET
Drug
Lead sponsor
Yale University
Other
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Not applicable Interventional Results available

Stress-Reactivity and Cannabis Use in Cannabis-Using Older Adults

NCT05072795
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Sep 23, 2026, 1:44 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Assessing Claims of Cannabis as an Anti-cancer Agent (CATA)

NCT07107607
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 23, 2026, 1:44 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Nabilone in Cannabis Users With PTSD

NCT03251326
View directory record Official record
Conditions
Cannabis, Post Traumatic Stress Disorder
Interventions
Nabilone, Cannabis, Propranolol, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Not applicable Interventional Results available

Reducing Cannabis Use for Sleep Among Adults Using Medical Cannabis

NCT03964974
View directory record Official record
Conditions
Insomnia Chronic, Cannabis Use
Interventions
Cognitive Behavioral Therapy for Insomnia in Cannabis Users (CBTi-CB), Sleep Hygiene Education (SHE)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Sativex(Registered Trademark) and Oral THC on Attention, Affect, Working Memory, Reversal Learning, Physiology and Brain Activation

NCT01037608
View directory record Official record
Conditions
Cannabis, Dependence, Cannabis Abuse, Pharmacokinetics, fMRI
Interventions
Sativex(Registered Trademark), THC
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Interactions Between Cannabinoids and Cytochrome P450-Metabolized Drugs

NCT04201197
View directory record Official record
Conditions
Drug-Interactions
Interventions
Inje cocktail, THC Cannabis extract, THC/CBD Cannabis Extract
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 23, 2023 · Synced Sep 23, 2026, 1:44 PM EDT
Recruiting Phase 1 Interventional

HIV and Alcohol Research Center Focused on Polypharmacy (HARP) Pilot 2 (2nd HARP Pilot Intervention)

NCT06513819
View directory record Official record
Conditions
Hiv, Alcohol Drinking, Fall, Cannabis Use
Interventions
Information Motivation Behavioral and Motivational Interviewing (IMB-MI) technique
Behavioral
Lead sponsor
Yale University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Sep 23, 2026, 1:44 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 Sep 23, 2026, 1:44 PM EDT
Completed Phase 1Phase 2 Interventional

Comparing the Effects of Smoked and Oral Marijuana in Individuals With HIV/AIDS

NCT00079560
View directory record Official record
Conditions
HIV Infections
Interventions
dronabinol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 23, 2026, 1:44 PM EDT
Not listed No phase listed Observational

Evaluating the Effects of Cannabis Use and Circulating Cannabinoids on Tumor Infiltrating Lymphocytes in Malignant Melanoma

NCT05520294
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Sep 23, 2026, 1:44 PM EDT
Recruiting No phase listed Observational

Using Ecological Momentary Assessment to Develop an Adaptive Psychological Intervention for Young Adults With Chronic Pain

NCT06932432
View directory record Official record
Conditions
Chronic Pain
Interventions
Not listed
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 25 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 23, 2026, 1:44 PM EDT
Terminated Phase 3 Interventional Results available

Safety and Effectiveness of Nabiximols Oromucosal Spray as Add-on Therapy in Participants With Spasticity Due to Multiple Sclerosis

NCT04203498
View directory record Official record
Conditions
Multiple Sclerosis (MS)
Interventions
Nabiximols, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
15
States / cities
Birmingham, Alabama • Port Charlotte, Florida • Tampa, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Sep 23, 2026, 1:44 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 Sep 23, 2026, 1:44 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 Sep 23, 2026, 1:44 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Age-Related Effects of THC

NCT04294966
View directory record Official record
Conditions
Tolerance, Adolescent Behavior, THC
Interventions
Dextrose, Dronabinol
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of a FAAH-Inhibitor to Treat Cannabis Withdrawal

NCT01618656
View directory record Official record
Conditions
Cannabis Dependence
Interventions
PF-04457845, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Marijuana and Prescription Medications in Mood, Performance and Sleep

NCT00893269
View directory record Official record
Conditions
Marijuana Dependence
Interventions
eszopiclone, Placebo, ramelteon, zolpidem
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2013 · Synced Sep 23, 2026, 1:44 PM EDT
Completed Not applicable Interventional Results available

Brief Intervention Combined With Health Coaching Via Social Media for Cannabis Use

NCT04316741
View directory record Official record
Conditions
Cannabis Use
Interventions
Snapcoach
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 25 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 29, 2022 · Synced Sep 23, 2026, 1:44 PM EDT
Completed No phase listed Observational

Medical Cannabis During Chemoradiation for Head and Neck Cancer

NCT03431363
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
Not listed
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Sep 23, 2026, 1:44 PM EDT