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Showing 1–24 of 88 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 3 Interventional Results available

Phase 3 Trial of Cannabidiol (CBD; GWP42003-P) for Infantile Spasms: Open-label Extension Phase (GWPCARE7)

NCT02954887
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Sep 10, 2026, 12:24 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

The Study of Hemp Oil CBD for Evaluation of Efficacy and Safety in Treatment of Pain, Anxiety and Insomnia Management

NCT04729244
View directory record Official record
Conditions
CBD, Pain, Chronic, Anxiety, Insomnia, Opioid Use
Interventions
CBD
Drug
Lead sponsor
Advanced Pain and Rehab Specialists
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Hermitage, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Sep 10, 2026, 12:24 PM EDT
Terminated Phase 3 Interventional Results available

A Long-term Safety Study of Cannabidiol Oral Solution (GWP42003-P, CBD-OS) in Patients With Rett Syndrome

NCT04252586
View directory record Official record
Conditions
Rett Syndrome, RTT
Interventions
GWP42003-P
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
2 Years to 18 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
14
States / cities
Birmingham, Alabama • La Jolla, California • Aurora, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2022 · Synced Sep 10, 2026, 12:24 PM EDT
Not yet recruiting Phase 2 Interventional

CBD Knee Osteoarthritis Study

NCT07638189
View directory record Official record
Conditions
Osteoarthitis
Interventions
Cannabidiol (CBD), Castor Oil (Placebo)
Dietary Supplement · Other
Lead sponsor
University of Tennessee
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 10, 2026, 12:24 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Effects of a Hemp Product on the Pharmacokinetics and Pharmacodynamics of Clopidogrel

NCT06692933
View directory record Official record
Conditions
Interaction
Interventions
Cannabidiol in the form of hemp, Clopidogrel
Drug
Lead sponsor
Washington State University
Other
Eligibility
21 Years to 64 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Exploratory Investigation of a CBD Supplement's Impact on Sleep, Stress, and Focus

NCT05518019
View directory record Official record
Conditions
Anxiety, Fear, Stress, Low Mood, Sleep
Interventions
The Daily Supplement
Dietary Supplement
Lead sponsor
Prima CBD
Industry
Eligibility
18 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 30, 2022 · Synced Sep 10, 2026, 12:24 PM 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 27, 2023 · Synced Sep 10, 2026, 12:24 PM EDT
Suspended Phase 2Phase 3 Interventional Accepts healthy volunteers

CBD Oil for Reducing Emotional Impact of COVID-19

NCT04603781
View directory record Official record
Conditions
Anxiety Depression, Alcohol Abuse, Substance Abuse, Anger, Sleep Disturbance, Stress Reaction
Interventions
CBD Isolate, Full Spectrum CBD Oil, Broad-Spectrum CBD Oil, Placebo Oil
Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Effects of Cannabidiol on the Driving Ability of Healthy Adults

NCT04590495
View directory record Official record
Conditions
Driving Performance, Cognitive Impairment, Sedation Complication, Mood
Interventions
300 mg Cannabidiol (CBD) oil, Placebo
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 30 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Phase 3 Interventional Results available

GWPCARE2 A Study to Investigate the Efficacy and Safety of Cannabidiol (GWP42003-P) in Children and Young Adults With Dravet Syndrome

NCT02224703
View directory record Official record
Conditions
Epilepsy, Dravet Syndrome
Interventions
GWP42003-P, Placebo Control
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
2 Years to 18 Years
Enrollment
199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
23
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Sep 10, 2026, 12:24 PM 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 18, 2019 · Synced Sep 10, 2026, 12:24 PM EDT
Not yet recruiting Early Phase 1 Interventional

Topical CBD Scar Outcomes Study

NCT05650697
View directory record Official record
Conditions
Forehead; Wound
Interventions
Group 1 cannabidiol (CBD) with silicone ointment, Group 2 silicone patch
Biological
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 99 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Sep 10, 2026, 12:24 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Androgenetic Alopecia Treatment Using Varin and Cannabidiol Rich Topical Hemp Oil: A Case Series

NCT04842383
View directory record Official record
Conditions
Androgenetic Alopecia
Interventions
Hemp Oil
Drug
Lead sponsor
Gregory L Smith, MD, MPH
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Clearwater, Florida
Source: ClinicalTrials.gov public record
Updated Apr 14, 2021 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Phase 3 Interventional Results available

Sativex® for Relieving Persistent Pain in Participants With Advanced Cancer

NCT01262651
View directory record Official record
Conditions
Pain, Advanced Cancer
Interventions
Nabiximols, Placebo (GA-0034)
Drug
Lead sponsor
GW Pharmaceuticals Ltd
Industry
Eligibility
18 Years and older
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
25
States / cities
Phoenix, Arizona • El Cajon, California • Gilroy, California + 19 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2018 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Phase 2 Interventional Results available

A Dose-ranging Pharmacokinetics and Safety Study of GWP42003-P in Children With Dravet Syndrome (GWPCARE1)

NCT02091206
View directory record Official record
Conditions
Epilepsy, Dravet Syndrome
Interventions
GWP42003-P 5 mg/kg/day Dose, Placebo control, GWP42003-P 10 mg/kg/day Dose, GWP42003-P 20 mg/kg/day Dose
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
4 Years to 10 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
8
States / cities
Miami, Florida • Atlanta, Georgia • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Sep 10, 2026, 12:24 PM EDT
Not listed Phase 2 Interventional

Sublingual Tablets With Cannabinoid Combinations for the Treatment of Dysmenorrhea

NCT04091789
View directory record Official record
Conditions
Dysmenorrhea, Headache, Migraine, Fatigue, Nausea, Mood Disturbance
Interventions
Pure Femme Tablets
Drug
Lead sponsor
Pure Green
Industry
Eligibility
21 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Sterling Heights, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 18, 2019 · Synced Sep 10, 2026, 12:24 PM EDT
Recruiting Phase 1 Interventional

Topical CBD Scar Healing Study

NCT06129591
View directory record Official record
Conditions
Paramedian Forehead Flap
Interventions
Vantage Hemp CBD Isolate + Silicone patch, Silicone patch
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 10, 2026, 12:24 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Hippocampal Response to Acute Oral Doses of CBD During an fMRI Memory Task

NCT04778644
View directory record Official record
Conditions
CBD
Interventions
CBD, Placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 11, 2024 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Not applicable Interventional

Comparison of Cannabinoids to Placebo in Management of TMJ Pain and Myofascial Pain in the TMJ Region

NCT04298554
View directory record Official record
Conditions
TMJ Disorder, Myofacial Pain, TMD
Interventions
CBD Oil, Hemp Oil
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 70 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Sep 10, 2026, 12:24 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

CHI-907 CBD Extract and Experiences of Test Anxiety

NCT04269252
View directory record Official record
Conditions
Anxiety
Interventions
CHI-907, CHI-804
Other
Lead sponsor
Canopy Growth Corporation
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Harrisonburg, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Sep 10, 2026, 12:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Outcomes of Cannabinoid (CBD) Roll-on Topical Stick in Primary Total Knee Arthroplasty

NCT04585230
View directory record Official record
Conditions
Pain, Joint, Pain, Postoperative, Total Knee Arthroplasty
Interventions
CBD, Mineral Oil, Placebo
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years to 80 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Sep 10, 2026, 12:24 PM EDT
Terminated Phase 2 Interventional Results available

Trial to Investigate the Safety and Efficacy of GWP42003-P Versus Placebo as Adjunctive Therapy in Participants With Schizophrenia Experiencing Inadequate Response to Ongoing Antipsychotic Treatment

NCT04421456
View directory record Official record
Conditions
Schizophrenia
Interventions
GWP42003-P, Placebo
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
19
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Garden Grove, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2023 · Synced Sep 10, 2026, 12:24 PM EDT
Withdrawn Not applicable Interventional

Effects of CBD Oil on Memory Reconsolidation and Trauma-Related Symptoms

NCT05892276
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Sep 10, 2026, 12:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pharmacokinetic Evaluation of a Natural CBD Extract

NCT07359976
View directory record Official record
Conditions
Pharmacokinetics of CBD Extract, Oral and Topical Administrations
Interventions
CBD extract
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 10, 2026, 12:24 PM EDT