Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 9:17 PM EDT

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

Showing 1–24 of 296 matching trials from the live ClinicalTrials.gov search.
Conditions
Spinal Cord Injuries
Interventions
5HTP, L-DOPA, Placebo oral tablet, Carbidopa
Drug
Lead sponsor
Jessica M D'Amico
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Posttraumatic Stress Disorder
Interventions
Trauma Memory Reactivation, Cannabidiol (CBD) Broad-Spectrum Oil, Placebo Oil
Behavioral · Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Conditions
Parkinson's Disease
Interventions
Istradefylline (KW-6002)
Drug
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
30 Years and older
Enrollment
580 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
2
States / cities
Princeton, New Jersey
Conditions
Opioid Use Disorder
Interventions
Dronabinol Capsules, Epidiolex 100 mg/mL Oral Solution, Placebo Dronabinol, Placebo Epidiolex
Drug · Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Cannabis
Interventions
CBD 1mg/Kg, CBD 2mg/Kg, CBD 4mg/Kg, Placebo CBD
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Anorexia Nervosa
Interventions
Cannabidiol, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Diego, California
Conditions
Diabetic Peripheral Neuropathic Pain
Interventions
CBD/PEA, Placebo
Drug
Lead sponsor
Pure Green Pharmaceuticals Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Southfield, Michigan
Conditions
Glioblastoma
Interventions
Cannabidiol (CBD), Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Francisco, California
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
Completed Phase 2 Interventional Accepts healthy volunteers

Levodopa for Diabetic Retinopathy

NCT07444892
Conditions
Diabetic Retinopathy
Interventions
Levodopa, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
Infantile Spasms
Interventions
GWP42003-P
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
1 Month to 24 Months
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
5
States / cities
Little Rock, Arkansas • Winston-Salem, North Carolina • Columbus, Ohio + 2 more
Completed Phase 1Phase 2 Interventional Results available

CBD for Dental Pain

NCT04642404
Conditions
Odontalgia, Toothache
Interventions
Epidiolex 100 mg/mL Oral Solution, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 75 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interaction Between Cannabidiol, Meal Ingestion, and Liver Function

NCT04971837
Conditions
Metabolism, Liver Function, Pharmacokinetics
Interventions
Cannabidiol (CBD) powder formulation, Cannabidiol (CBD) Oil based tincture formulation, Cannabidiol (CBD) Gum Arabic, maltodextrin base formulation, Cannabidiol (CBD) Gum Arabic, sorbitol base formulation, Cannabidiol (CBD) Isolate in water formulation, CBD matching Placebo
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Fort Collins, Colorado
Conditions
Alzheimer Disease, Dementia, Major Neurocognitive Disorder With Aggressive Behavior
Interventions
THC-free CBD Oil, Placebo
Drug
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
50 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Norfolk, Virginia
Conditions
Cannabis Use Disorder
Interventions
Broad Spectrum Cannabidiol (bsCBD) 400 mg, Broad Spectrum Cannabidiol (bsCBD) 200 mg, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
25 Years to 60 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Completed Phase 2 Interventional Results available

Cannabidiol Treatment in Patients With Early Psychosis

NCT02504151
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Cannabidiol, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
New Haven, Connecticut • West Haven, Connecticut
Recruiting Phase 2 Interventional Accepts healthy volunteers

Improving Therapeutic Learning for PTSD

NCT04558112
Conditions
PTSD, Post Traumatic Stress Disorder
Interventions
L-DOPA, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 50 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
Austin, Texas • Madison, Wisconsin
Conditions
Seizures Associated With EMAS
Interventions
GWP42003-P, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
1 Year to 18 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
10
States / cities
Birmingham, Alabama • Sacramento, California • Atlanta, Georgia + 7 more
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Enhancing Prolonged Exposure With Cannabidiol to Treat Posttraumatic Stress Disorder

NCT05132699
Conditions
Posttraumatic Stress Disorder, Stress Disorders, Post-Traumatic
Interventions
Cannabidiol (CBD) oral solution, Placebo, Massed Prolonged Exposure (mPE)
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Tuberous Sclerosis Complex, Seizures
Interventions
GWP42003-P, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
1 Year to 65 Years
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
23
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 20 more
Conditions
PTSD
Interventions
Cannabidiol Administered as Nantheia ATL5, Placebo
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
21 Years to 65 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Omaha, Nebraska
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Neurobiological Principles Applied to the Rehabilitation of Stroke Patients

NCT00715520
Conditions
Stroke
Interventions
Transcranial Magnetic Stimulation (TMS), Carbidopa-Levodopa, Methylphenidate, Amphetamine Sulfate, Placebo, Sham Transcranial Magnetic Stimulation (TMS), Transcranial Magnetic Stimulation (TMS) Training
Other · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Withdrawn Phase 1Phase 2 Interventional

Cannabidiol for Alcohol Use Disorder

NCT03904849
Conditions
Alcohol Use Disorder
Interventions
Cannabidiol, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 40 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina