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ClinicalTrials.gov public records Last synced Oct 17, 2026, 5:19 PM EDT

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Showing 25–48 of 340 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: THC Clear all
Not yet recruiting Phase 2Phase 3 Interventional

A Study Of Synthetic THC And Sleep

NCT07570953
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Dronabinol, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 70 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Quetiapine on Marijuana Withdrawal and Relapse

NCT00743366
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Marijuana, Quetiapine, Placebo oral capsule
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2017 · Synced Oct 17, 2026, 5:19 PM EDT
Withdrawn Phase 2 Interventional

Evaluation of Dronabinol For Acute Pain Following Traumatic Injury

NCT03928015
View directory record Official record
Conditions
Traumatic Injury, Pain, Acute
Interventions
Adjunctive dronabinol, Systemic analgesics
Drug
Lead sponsor
CommonSpirit Health
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Lakewood, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Alcohol, Marijuana, and Risky Sex: Group Interventions With Detained Adolescents

NCT01170260
View directory record Official record
Conditions
Risk Reduction Behavior, Health Behavior, Sexual Behavior, Adolescent Behavior, Cannabis
Interventions
INFORMATION-ONLY SEXUAL RISK REDUCTION (INFO-ONLY), SEXUAL PLUS ALCOHOL RISK REDUCTION (SRRI+ETOH), SEXUAL + ALCOHOL + MARIJUANA RISK REDUCTION
Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
14 Years to 18 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Oct 17, 2026, 5:19 PM EDT
Withdrawn Phase 2 Interventional

A Phase IIb Study of Nabiximols for Spasticity Due to Neuromyelitis Optica Spectrum Disorders

NCT05974293
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 17, 2026, 5:19 PM EDT
Terminated Phase 4 Interventional Results available

Nutrition and Pharmacological Algorithm for Oncology Patients Study

NCT04155008
View directory record Official record
Conditions
Oncologic Complications, Quality of Life, Nutrition Poor, Head and Neck Cancer, Lung Cancer, Pancreatic Cancer
Interventions
Dexamethasone, Dronabinol, Mirtazapine, Nutrition Intervention
Drug · Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 16, 2022 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 17, 2026, 5:19 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Probing the Cannabinoid System in Individuals With a Family History of Psychosis

NCT02102113
View directory record Official record
Conditions
Psychosis, Cannabis Use, THC, Marijuana, Schizophrenia
Interventions
Placebo, Very Low Dose THC, Low Dose THC
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 17, 2026, 5:19 PM EDT
Active, not recruiting Early Phase 1 Interventional

Cannabidiol Solution for the Treatment of Behavioral Symptoms in Older Adults With Mild Cognitive Impairment or Alzheimer's Dementia

NCT04075435
View directory record Official record
Conditions
Alzheimer Disease, Anxiety, Agitation,Psychomotor, Mild Cognitive Impairment (MCI) Due to Alzheimer's Disease
Interventions
high CBD/low THC sublingual solution
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
55 Years to 90 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Cannabinoids, Learning, and Memory

NCT02407808
View directory record Official record
Conditions
Cannabis, Psychotic Disorders
Interventions
THC, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

High Confusion: Cannabis & Driving

NCT06236815
View directory record Official record
Conditions
Impairment, Cognitive, Impairment of Attention, Impairment, Psychomotor
Interventions
Delta-9-THC, Delta-8-THC, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 49 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 10, 2025 · Synced Oct 17, 2026, 5:19 PM EDT
Recruiting Phase 2 Interventional

Cannabidiol and Older Adult Cannabis Users

NCT06290063
View directory record Official record
Conditions
Sleep, Anxiety, Depression, Pain
Interventions
fsCBD Cannabidiol, bsCBD Cannabidiol, Placebo
Drug
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
60 Years and older
Enrollment
385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Recruiting Phase 2 Interventional

Cannabidiol and Alcohol Use Disorder Phenotypes

NCT07279558
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Full-Spectrum Cannabidiol (CBD), Broad-Spectrum Cannabidiol (CBD), Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Recruiting Phase 1 Interventional

Impact of Daily Oral Cannabis Doses in Patients With Cancer

NCT06601218
View directory record Official record
Conditions
Cancer, Cancers, Pain
Interventions
Oral cannabis low THC, Placebo Comparator, Oral cannabis high THC, Oral cannabis THC/CBD
Drug
Lead sponsor
Shanna Babalonis, PhD
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Phase 2 Interventional Results available

A Study of Sativex® for Pain Relief in Patients With Advanced Malignancy.

NCT00530764
View directory record Official record
Conditions
Palliative Care, Pain, Cancer
Interventions
Sativex Low Dose, Sativex Medium Dose, Sativex High Dose
Drug
Lead sponsor
GW Pharmaceuticals Ltd
Industry
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
23
States / cities
Tuscaloosa, Alabama • Casa Grande, Arizona • Fountain Valley, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Oct 17, 2026, 5:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Reactions of Older Adults Driving After Cannabis Exposure

NCT04629716
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 17, 2026, 5:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Effects of CBD Products on Anxiety Among U.S. Women

NCT05108220
View directory record Official record
Conditions
Anxiety, Generalized Anxiety Disorder
Interventions
Cannabidiol (CBD)- containing consumer products
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
24 Years to 44 Years · Female only
Enrollment
1,350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 17, 2026, 5:19 PM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

Multimodal Magnetoencephalography and Electroencephalography Exploration of the Acute Effects of THC Exposure on Neural Noise and Information Transmission Within Working Memory Networks

NCT05641766
View directory record Official record
Conditions
THC
Interventions
THC, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
21 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Individual Differences in Drug Response

NCT03809546
View directory record Official record
Conditions
Differential Female Response to Δ9-tetrahydrocannabinol (THC)
Interventions
Dronabinol, dextrose
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 17, 2026, 5:19 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Cannabis' Impact on Alcohol Consumption

NCT05389930
View directory record Official record
Conditions
Alcohol Drinking, Cannabis Use, Cannabis, Alcohol Use Disorder
Interventions
THC-dominant cannabis, CBD-dominant cannabis, Cannabis placebo, Alcohol, Alcohol placebo
Drug
Lead sponsor
Brown University
Other
Eligibility
21 Years to 50 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Pharmacokinetics of Gammaplex in Primary Immunodeficiency Diseases.

NCT00278954
View directory record Official record
Conditions
Primary Immunodeficiency, Common Variable Hypogammaglobulinemia, X-linked Hypogammaglobulinemia, Hypogammaglobulinemia, Immunodeficiency With Hyper-IgM, Wiskott-Aldrich Syndrome
Interventions
Gammaplex (Intravenous immunoglobulin)
Biological
Lead sponsor
Bio Products Laboratory
Other
Eligibility
3 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
7
States / cities
North Palm Beach, Florida • Atlanta, Georgia • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2013 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparative Bioavailability of Dronabinol Oral Solution Versus Branded Capsule 5 mg Under Fasting Conditions

NCT01448772
View directory record Official record
Conditions
Bioavailability
Interventions
Dronabinol Capsules, 5 mg, Dronabinol Oral Solution
Drug
Lead sponsor
INSYS Therapeutics Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2012 · Synced Oct 17, 2026, 5:19 PM EDT
Completed Not applicable Interventional

Do Discounted Vouchers for Medical Cannabis Reduce Opioid Use in Adults With Pain

NCT04495725
View directory record Official record
Conditions
Opioid Use, Marijuana, Chronic Pain
Interventions
Discounted Vouchers for Medical Cannabis Soft-Gel Capsule Products
Other
Lead sponsor
Vireo Health
Other
Eligibility
18 Years to 99 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Queens, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 17, 2026, 5:19 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 28, 2008 · Synced Oct 17, 2026, 5:19 PM EDT