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ClinicalTrials.gov public records Last synced Oct 4, 2026, 5:35 AM EDT

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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Oral cannabis THC/CBD Clear all
Completed Phase 2 Interventional Results available

Laboratory Study of Cannabidiol on the Effects of Smoked Marijuana

NCT01844687
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessment of the Single Dose Pharmacokinetics and Tolerability of Sativex in Patients With Impaired Hepatic Function and Healthy Patients

NCT01887301
View directory record Official record
Conditions
Hepatic Impairment
Interventions
Sativex
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Anaheim, California • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced Oct 4, 2026, 5:35 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Cannabis Use, Cognition, and the Endocannabinoid System in HIV

NCT04883255
View directory record Official record
Conditions
HIV-1-infection
Interventions
10 mg Δ9-tetrahydrocannabinol (THC), 600 mg cannabidiol (CBD), Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Study to Evaluate the Effects of Fluconazole on the Pharmacokinetics (PK) of Sativex® in Healthy Subjects With Cannabis Experience.

NCT02325011
View directory record Official record
Conditions
Healthy Subjects
Interventions
Sativex® (Treatment A), Sativex® and fluconazole concomitantly (Treatment B)
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 45 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced Oct 4, 2026, 5:35 AM EDT
Terminated Phase 1 Interventional

Tolerability of Cannabis in Patients Receiving Concurrent Chemoradiation for Glioblastoma

NCT03246113
View directory record Official record
Conditions
Glioblastoma
Interventions
Cannabis, Temozolomide, Radiation Therapy
Drug · Radiation
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

CBD Cannabis Extract: Pharmacokinetic Studies

NCT04280289
View directory record Official record
Conditions
Epilepsy
Interventions
cannabidiol extract
Drug
Lead sponsor
University of Mississippi, Oxford
Other
Eligibility
21 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
University, Mississippi
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 4, 2026, 5:35 AM 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 4, 2026, 5:35 AM EDT
Completed Phase 2 Interventional Results available

Trial of Dronabinol and Vaporized Cannabis in Chronic Low Back Pain

NCT02460692
View directory record Official record
Conditions
Cannabis, Low Back Pain, Neuropathic Pain
Interventions
Placebos, dronabinol, Vaporized Cannabis 3.7% THC/5.6% CBD
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
19 Years to 70 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cannabis Impairment Detection Application (CIDA)

NCT04230460
View directory record Official record
Conditions
Driving Under the Influence, Marijuana Intoxication, Alcohol Intoxication
Interventions
Cannabis (THC) (Inhaled) Placebo, Cannabis (High% THC) (Inhaled), Cannabis (Very High% THC) (Inhaled), Alcohol (oral)
Drug
Lead sponsor
Advanced Brain Monitoring, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Smoked THC and CBD in Men and Women

NCT05037487
View directory record Official record
Conditions
Drug Abuse, Intoxication by Drug, Impairment
Interventions
Placebo Cannabis, 20 mg CBD Cannabis, 20 mg CBD + 20 mg THC Cannabis, 20 mg THC Cannabis
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 4, 2026, 5:35 AM EDT
Recruiting Phase 1 Interventional

The Effects and Mechanisms of a High CBD Cannabis Extract (BRC-002) for the Treatment of Pain and Health in Complex Regional Pain Syndrome

NCT06393101
View directory record Official record
Conditions
Complex Regional Pain Syndrome
Interventions
BRC-002, BRC-002 Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 75 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
La Jolla, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2024 · Synced Oct 4, 2026, 5:35 AM EDT
Recruiting Phase 3 Interventional

Safety and Efficacy of Oral Cannabis in Chronic Spine Pain

NCT05052541
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 4, 2026, 5:35 AM EDT
Recruiting Phase 2 Interventional

Investigating a Marijuana-based Compound as a Treatment for Anxiety in Autistic Adults

NCT06526208
View directory record Official record
Conditions
Autism Spectrum Disorder, Anxiety
Interventions
MB-IMP, Placebo
Drug · Other
Lead sponsor
Southwest Autism Research & Resource Center
Other
Eligibility
18 Years to 45 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Validation of the Drug Impaired Driving Scenario (DIDS) on the CRCDS-miniSim

NCT04970342
View directory record Official record
Conditions
Driving Behavior, Driving Under the Influence
Interventions
Placebo (Lactose) Capsule, 0.75 mg Alprazolam Capsule, Cannabis (6.18% THC / <0.025% CBD), Cannabis (0%/ THC / 0% CBD)
Drug
Lead sponsor
Timothy L. Brown
Other
Eligibility
19 Years to 45 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Trial of Cannabis for Essential Tremor

NCT03805750
View directory record Official record
Conditions
Essential Tremor
Interventions
CBD/THC, Placebo oral capsule
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Oct 4, 2026, 5:35 AM EDT
Recruiting Phase 2 Interventional

Cannabidiol for Reduction of Brain Neuroinflammation

NCT05066308
View directory record Official record
Conditions
Back Pain, Depressive Symptoms
Interventions
CBD, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 4, 2026, 5:35 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Endourage Complete Spectrum Oral Mucosal Drops (OMD) in Adults Desiring a Reduction in Ethanol Use

NCT04659278
View directory record Official record
Conditions
Alcohol Drinking, Alcohol Use, Unspecified, Alcohol Abstinence, Alcohol-Related Disorders
Interventions
Endourage 1200 mg OMD ™ Oral Mucosal Drops, Isolate, Placebo, Peppermint Oil, masking flavor
Dietary Supplement · Other
Lead sponsor
Endourage, LLC
Industry
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Novato, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Pharmacokinetics and Pharmacodynamics of Oral and Vaporized Cannabidiol

NCT03164512
View directory record Official record
Conditions
Cannabidiol Pharmacokinetics
Interventions
Oral or vaporized cannabidiol, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Cannabis on Prescription Drug Abuse Liability and Analgesia

NCT03679949
View directory record Official record
Conditions
Pain, Abuse, Drug
Interventions
Oxycodone, Cannabis (THC:CBD = ~ 1:0), Cannabis (THC:CBD = ~ 0:1), Cannabis (THC:CBD = ~ 1:1), Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 53 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Oct 4, 2026, 5:35 AM EDT
Completed Phase 2 Interventional Results available

A Study of Tolerability and Efficacy of Cannabidiol on Tremor in Parkinson's Disease

NCT02818777
View directory record Official record
Conditions
Parkinson's Disease
Interventions
cannabidiol
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 19, 2019 · Synced Oct 4, 2026, 5:35 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Effects of Cannabis on Cognition and Endocannabinoid Levels in Bipolar Disorder Patients and Healthy Volunteers

NCT04231643
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Dronabinol, Epidiolex, Placebos
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 50 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 10, 2024 · Synced Oct 4, 2026, 5:35 AM 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 24, 2023 · Synced Oct 4, 2026, 5:35 AM EDT