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ClinicalTrials.gov public records Last synced Oct 31, 2026, 10:15 AM EDT

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Showing 1–24 of 106 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: CBD Day 3 Clear all
Completed Phase 2 Interventional Results available

Pilot Study of the Safety and Efficacy of Four Different Potencies of Smoked Marijuana in 76 Veterans With PTSD

NCT02759185
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Recruiting Phase 1Phase 2 Interventional

Cannabidiol for the Treatment of Diabetic Peripheral Neuropathy: Pilot Study

NCT07298408
View directory record Official record
Conditions
Diabetic Peripheral Neuropathic Pain (DPN), Diabetic Neuropathies
Interventions
Cannabidiol (CBD) oral solution, Full-Spectrum CBD hemp extract oral solution, Placebo in MCT oil oral solution
Drug
Lead sponsor
Florida A&M University
Other
Eligibility
40 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 2 Interventional Results available

Impact of CardiolRx on Myocardial Recovery in Patients With Acute Myocarditis

NCT05180240
View directory record Official record
Conditions
Acute Myocarditis
Interventions
CardiolRx
Drug
Lead sponsor
Cardiol Therapeutics Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts • Minneapolis, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 31, 2026, 10:15 AM EDT
Not listed Phase 2 Interventional

Safety and Efficacy of Inhaled Cannabis For the Uncontrolled Pain Relief in Patients With Advanced Cancer

NCT04042545
View directory record Official record
Conditions
Cancer Pain, Quality of Life, Pain, Acute, Cannabis Use
Interventions
PPP001, Placebo
Drug
Lead sponsor
Tetra Bio-Pharma
Industry
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cave Creek, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 16, 2021 · Synced Oct 31, 2026, 10:15 AM EDT
Suspended Phase 2 Interventional

High Cannabidiol Plant Extract (BRC-001) to Improve Aromatase Inhibitor-Induced Arthralgia in Women With Breast Cancer

NCT06538389
View directory record Official record
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Breast Adenocarcinoma, Breast Ductal Carcinoma In Situ, Estrogen Receptor-Positive Breast Carcinoma, Progesterone Receptor-Positive Breast Carcinoma
Interventions
Biospecimen Collection, BRC-001, Placebo Administration, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 31, 2026, 10:15 AM 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 31, 2026, 10:15 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Evaluating Microneedling With CBD and Hempseed Oil for Acne Vulgaris Safety and Efficacy

NCT06362889
View directory record Official record
Conditions
Acne Vulgaris (Disorder)
Interventions
Microneedling with CBD
Combination Product
Lead sponsor
Rejuva Medical Aesthetics
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 1 Interventional

Study of the Glutaminase Inhibitor CB-839 in Hematological Tumors

NCT02071888
View directory record Official record
Conditions
Non-Hodgkin's Lymphoma (NHL), Multiple Myeloma, Waldenstrom's Macroglobulinemia (WM), Other B-cell NHL Subtypes, Including WM, T-cell NHL
Interventions
CB-839, CB-839 and low dose dexamethasone, CB-839, pomalidomide, and low dose dexamethasone
Drug
Lead sponsor
Calithera Biosciences, Inc
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
7
States / cities
Scottsdale, Arizona • Denver, Colorado • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 2Phase 3 Interventional Results available

A Trial of Levodopa in Angelman Syndrome

NCT01281475
View directory record Official record
Conditions
Angelman Syndrome
Interventions
Levodopa, Placebo Oral Capsule
Drug
Lead sponsor
Wen-Hann Tan
Other
Eligibility
4 Years to 12 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
7
States / cities
San Diego, California • San Francisco, California • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2020 · Synced Oct 31, 2026, 10:15 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Carbidopa-Levodopa in Dry AMD With Geographic Atrophy

NCT03451500
View directory record Official record
Conditions
Age Related Macular Degeneration
Interventions
carbidopa-levodopa
Drug
Lead sponsor
Snyder, Robert W., M.D., Ph.D., P.C.
Individual
Eligibility
50 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Neurobiological Drivers of Mobility Resilience: The Dopaminergic System - Placebo-Controlled Arm

NCT06219915
View directory record Official record
Conditions
Parkinsonian Signs in Older Persons
Interventions
Carbidopa 25 mg, Carbidopa-Levodopa 25/100 mg, Placebo 1, Placebo 2
Drug
Lead sponsor
University of Michigan
Other
Eligibility
60 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
2
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 17, 2025 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Safety and Efficacy of IPX203 in Parkinson's Disease Participants With Motor Fluctuations

NCT03670953
View directory record Official record
Conditions
Parkinson's Disease (Disorder)
Interventions
IR CD-LD, IPX203 ER CD-LD, Placebo Matching IPX203, Placebo Matching IR CD-LD
Drug · Other
Lead sponsor
Impax Laboratories, LLC
Industry
Eligibility
40 Years and older
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
56
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Loma Linda, California + 46 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of GWP42003-P Oral Solution in Children With Epilepsy With Myoclonic-atonic Seizures

NCT05288283
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 4 Interventional Results available

Effect of L-dopa In Subacute Back Pain Population

NCT01951105
View directory record Official record
Conditions
Sub-acute Back Pain
Interventions
Naproxen, Carbidopa/Levodopa, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 24, 2021 · Synced Oct 31, 2026, 10:15 AM EDT
Recruiting Phase 2 Interventional

Phytocannabinoids for Reducing Chronic Chemotherapy-Induced Peripheral Neuropathy in Breast and Colon Cancer Survivors

NCT06731894
View directory record Official record
Conditions
Breast Carcinoma, Chemotherapy-Induced Peripheral Neuropathy, Colon Carcinoma
Interventions
Biospecimen Collection, Cannabidiol, Dronabinol, Placebo Administration, Survey Administration
Procedure · Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Duarte, California • Irvine, California
Source: ClinicalTrials.gov public record
Updated Dec 5, 2025 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 2 Interventional Results available

Cannabidiol Use to Reduce Cravings in Individuals With Opioid Use Disorder on Buprenorphine

NCT04192370
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Cannabidiol 600mg
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Not listed Phase 3 Interventional

A Study to Assess the Safety and Efficacy of the of the Gastric-retentive AP-CD/LD in Advanced Parkinson's Patients

NCT02605434
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Accordion Pill™ Carbidopa/Levodopa, Sinemet®, Placebo -AP-CD/LD, Placebo- Sinemet
Drug
Lead sponsor
Intec Pharma Ltd.
Industry
Eligibility
30 Years and older
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
36
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fountain Valley, California + 32 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2019 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 4 Interventional Results available

Single-cell CBD Biomarkers of Inflammation Reduction in People Living With HIV

NCT05209867
View directory record Official record
Conditions
Chronic Inflammation
Interventions
CBD oil
Drug
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 60 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 28, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 3 Interventional Results available

A Study to Examine the Effect of Levodopa-Carbidopa Intestinal Gel (LCIG) Therapy Relative to That of Optimized Medical Treatment (OMT) on Non-motor Symptoms (NMS) Associated With Advanced Parkinson's Disease (PD)

NCT02549092
View directory record Official record
Conditions
Advanced Parkinson's Disease
Interventions
Optimized Medical Treatment, Levodopa-Carbidopa Intestinal Gel, Nasojejunal (NJ) tube, Percutaneous endoscopic gastrostomy with a jejunal (PEG-J) tube
Drug · Device
Lead sponsor
AbbVie
Industry
Eligibility
30 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
8
States / cities
Fountain Valley, California • Boca Raton, Florida • Jacksonville, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate SAGE-217 in Participants With Parkinson's Disease

NCT03000569
View directory record Official record
Conditions
Parkinson Disease
Interventions
SAGE-217, Levodopa, Antiparkinsonian Agent(s)
Drug
Lead sponsor
Biogen
Industry
Eligibility
40 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
11
States / cities
Panorama City, California • Jacksonville, Florida • Miami, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Oct 31, 2026, 10:15 AM EDT
Recruiting Early Phase 1 Interventional

Neuroprotective Potential of Cannabidiol (CBD) in Preventing Oxaliplatin (Ox)-Induced Neuropathy

NCT07167446
View directory record Official record
Conditions
Oxaliplatin Induced Peripheral Neuropathy in Cancer Patients, Metastatic Colorectal Cancer (CRC), Peripheral Neuropathy Due to Chemotherapy
Interventions
Cannabidiol (CBD), oxaliplatin-based chemotherapy
Drug
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 31, 2026, 10:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of Cannabidiol (CBD) in Healthy Volunteers

NCT06286839
View directory record Official record
Conditions
Immune System and Related Disorders, Immune System Diseases
Interventions
Cannabidiol (CBD)
Dietary Supplement
Lead sponsor
NextEvo Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Oct 31, 2026, 10:15 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 31, 2026, 10:15 AM EDT
Recruiting Phase 1 Interventional

CBG/CBD Oil for Chemotherapy-Induced Peripheral Neuropathy

NCT07016971
View directory record Official record
Conditions
Chemotherapy-Induced Peripheral Neuropathy
Interventions
CBG/CBD Oil
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 31, 2026, 10:15 AM EDT