Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 26, 2026, 12:58 PM EDT

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Showing 121–144 of 207 matching trials from the live ClinicalTrials.gov search.
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Cannabinoids, Learning, and Memory

NCT02407808
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
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

Research Investigating Drug Effects-2 (RiDE-2)

NCT06758596
Conditions
Cannabis Use, Substance Use Disorder (SUD), Healthy
Interventions
Placebo Oral Capsule, THC
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 21 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2031
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Cannabis Dependence, Marijuana Dependence
Interventions
Dronabinol, Clonidine, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Belmont, Massachusetts
Recruiting Phase 1 Interventional Accepts healthy volunteers

Effect of Cannabis on E-Cigarette Use Behavior

NCT06609109
Conditions
Cannabis Use, Tobacco Use, Electronic Cigarette Use
Interventions
THC High Dose, THC Low Dose, THC 0mg, E-Cigarette Full Nicotine, E-Cigarette Placebo Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Dementia Moderate, Dementia Severe, Agitation,Psychomotor, Behavioral Symptoms
Interventions
Dronabinol
Drug
Lead sponsor
Ralph H. Johnson VA Medical Center
Federal
Eligibility
55 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Early Phase 1 Interventional Accepts healthy volunteers

Reward and Drug Effects on Mood and Brain Response

NCT04512365
Conditions
Cannabis Use, Healthy
Interventions
Placebo oral capsule, THC
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 25 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Irritable Bowel Syndrome
Interventions
Dronabinol, Placebo
Drug
Lead sponsor
Michael Camilleri
Other
Eligibility
18 Years to 75 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
HIV Infections, Healthy
Interventions
Active Delta-9-THC
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
West Haven, Connecticut
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
Conditions
Osteoarthritis, Knee
Interventions
Dronabinol, Placebo
Drug · Other
Lead sponsor
Colorado Joint Replacement
Other
Eligibility
21 Years to 75 Years
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Denver, Colorado
Conditions
To Determine Bioequivalence Under Fasting Conditions
Interventions
Dronabinol, Marinol
Drug
Lead sponsor
Par Pharmaceutical, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Baltimore, Maryland
Not yet recruiting Phase 2Phase 3 Interventional

A Study Of Synthetic THC And Sleep

NCT07570953
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
Conditions
HIV, Cannabis, THC, Neuroinflammatory Disease, Neuroinflammatory Response, Microbiome
Interventions
THC, CBD
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 70 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
San Diego, California
Conditions
Delta-9-Tetrahydroncannabinol, Bipolar Disorder, Healthy Controls
Interventions
4 mg Delta-9-THC, Placebo, 2 mg Delta-9-THC
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
West Haven, Connecticut
Completed Phase 2Phase 3 Interventional Results available

Combined Pharmacotherapy for Cannabis Dependency

NCT01020019
Conditions
Cannabis Dependence, Marijuana Dependence
Interventions
Dronabinol, Placebo, Lofexidine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
New York, New York
Conditions
Multiple Sclerosis, Sleep, Pain
Interventions
Cannabidiol (CBD), Tetrahydrocannabinol (THC), Placebo CBD, Placebo THC
Drug
Lead sponsor
Tiffany J. Braley, MD, MS
Other
Eligibility
18 Years to 65 Years
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
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
Neurosciences, Substance-Related Disorders, Behavior Problem
Interventions
Placebo TMS Sham, Marinol 10Mg Capsule TMS Sham, Marinol 30Mg Capsule TMS Sham, Placebo TMS Real, Marinol 10Mg Capsule TMS Real, Marinol 30Mg Capsule TMS Real
Device · Drug · Other
Lead sponsor
Michael J. Wesley, PhD
Other
Eligibility
18 Years to 34 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Migraine With Aura, Migraine Without Aura
Interventions
Dronabinol MDI
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
29
States / cities
Huntsville, Alabama • Tucson, Arizona • Anaheim, California + 23 more
Conditions
Pain
Interventions
Dronabinol, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Marijuana Dependence
Interventions
Lofexidine, dronabinol, Marijuana
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
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
Cannabis Intoxication
Interventions
0mg THC + 0mg CBD Brownie, 10mg THC + 0mg CBD Brownie, 10mg THC + 10mg CBD Brownie, 10mg THC + 50mg CBD Brownie, 10mg THC + 100mg CBD Brownie, 10mg THC + 300mg CBD Brownie, 0mg THC + 300mg CBD Brownie
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Cannabis and Schizophrenia: Self-Medication and Agonist Treatment

NCT00946348
Conditions
Schizophrenia, Dual Diagnosis, Schizoaffective Disorder, Psychotic Disorder, Cannabis Use Disorder
Interventions
Dronabinol, Cannabis
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Lebanon, New Hampshire