Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 5:06 AM EDT

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Showing 1–24 of 107 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Migraine, Cannabis, THC, CBD
Interventions
THC ~5%, CBD ~12%, THC ~5% and CBD ~12%, Sham Cannabis
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 65 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
La Jolla, California
Conditions
Opioid Use Disorder
Interventions
Cannabidiol, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Aurora, Colorado
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Effect of Cannabidiol in Learning and Memory of Adults

NCT06074172
Conditions
Memory
Interventions
Cannabidiol (246mg press pill), Placebo (246mg press pill)
Drug
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Pueblo, Colorado
Completed Phase 1Phase 2 Interventional Results available

Effects of Marijuana on Symptoms of OCD

NCT03274440
Conditions
Obsessive-Compulsive Disorder
Interventions
Cannabis, Placebo
Drug · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Completed Early Phase 1 Interventional Accepts healthy volunteers

CBD Cannabis Extract: Pharmacokinetic Studies

NCT04280289
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
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Cannabis Use, Cognition, and the Endocannabinoid System in HIV

NCT04883255
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
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
Conditions
Cannabis Use Disorder
Interventions
Cannabidiol - fsCBD, Placebo, Cannabidiol - bsCBD
Drug
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
21 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boulder, Colorado
Completed No phase listed Observational Accepts healthy volunteers

Cannabis Observations on Brain Waves, Retrieval, and Attention: Experiment 1

NCT05868213
Conditions
Cannabis, Memory, Electroencephalography
Interventions
Cannabis (smoked flower)
Drug
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
21 Years to 40 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boulder, Colorado
Conditions
Sleep Disturbance, Sleep Quality
Interventions
2 mg THC + 2 mg CBN + 2 mg CBG + 10 mg CBD + 1 mg Melatonin, 10 mg THC + 5 mg CBN + 5 mg CBG + 20 mg CBD, 10 mg THC + 20 mg CBN + 5 mg CBG, Stay Asleep Placebo, Fast Asleep Placebo
Dietary Supplement
Lead sponsor
Cannabis Science Innovations, LLC
Industry
Eligibility
21 Years to 55 Years
Enrollment
332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Sarasota, Florida
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
Suspended Phase 2 Interventional Accepts healthy volunteers

Repeated Administration of Cannabis Varying in THC and CBD

NCT05563948
Conditions
Cannabis
Interventions
Cannabis
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2034
U.S. locations
1
States / cities
New York, New York
Conditions
Pain, Advanced Cancer
Interventions
Nabiximols, Placebo (GA-0034)
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
399 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
20
States / cities
Glendale, California • Santa Rosa, California • Clearwater, Florida + 16 more
Conditions
Spasticity With Multiple Sclerosis
Interventions
Nabiximols, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Denver, Colorado • Naples, Florida • Tampa, Florida + 3 more
Conditions
Posttraumatic Stress Disorder
Interventions
High THC cannabis, High CBD cannabis, THC/CBD cannabis, Placebo cannabis
Drug
Lead sponsor
Multidisciplinary Association for Psychedelic Studies
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Abuse, Drug, Pain
Interventions
Placebo, THC, CBD 20 mg, CBD 40 mg, CBD 80 mg
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Los Angeles, California
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
Active, not recruiting No phase listed Observational Accepts healthy volunteers

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

NCT07107607
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
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
Conditions
Sleep, Anxiety, Depression, Pain
Interventions
fsCBD Cannabidiol, Placebo, bsCBD Cannabidiol
Drug
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
25 Years and older
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Osteoarthritis, Knee, Pain
Interventions
Test Article
Drug
Lead sponsor
Pure Green
Industry
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
West Bloomfield, Michigan
Conditions
Post Traumatic Stress Disorder, Cannabis Use, Suicide
Interventions
Reduce THC Use
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
19 Years to 69 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Mild Cognitive Impairment
Interventions
Cannabidiol, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
55 Years to 85 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Aurora, Colorado