Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 2:16 PM EDT

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Showing 1–24 of 502 matching trials from the live ClinicalTrials.gov search.
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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
Pain, Advanced Cancer
Interventions
Nabiximols
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
37
States / cities
Phoenix, Arizona • El Cajon, California • Gilroy, California + 31 more
Conditions
Insomnia, Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Placebo Administration, Single Agent Therapy
Procedure · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
25 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Cancer of Pancreas, Cancer of Liver, Cancer of Rectum, Cancer of Colon, Cancer, Gall Bladder, Myeloma Multiple, Glioblastoma Multiforme
Interventions
Cannabidiol, Bortezomib, Leucovorin, 5-FU, Oxaliplatin, Bevacizumab, Irinotecan, Gemcitabine, Temozolomide
Drug
Lead sponsor
Leaf Vertical Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Orlando, Florida
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Cannabidiol Effects on Learning and Anxiety

NCT05283382
Conditions
Anxiety and Fear
Interventions
Cannabidiol Oral Product, Placebo
Drug · Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 50 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Storrs, Connecticut
Conditions
Social Anxiety Disorder
Interventions
Low dose RLS103, High dose RLS103, placebo inhaled dry powder
Drug
Lead sponsor
Receptor Life Sciences
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
3
States / cities
Los Angeles, California • Oceanside, California • Torrance, California
Conditions
Contraception
Interventions
Cannabidiol Oil, Placebo, Combined oral contraceptive pill
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Prader-Willi Syndrome
Interventions
RAD011, Placebo
Drug
Lead sponsor
Radius Pharmaceuticals, Inc.
Industry
Eligibility
8 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
8
States / cities
Los Angeles, California • San Diego, California • Iowa City, Iowa + 5 more
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
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Imaging the Neurobiology of Behavioral and Medication Treatment for Cocaine Dependence

NCT01468012
Conditions
Cocaine Dependence
Interventions
levodopa carbidopa and entacapone (LCE), Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Conditions
Asthma
Interventions
CVT-301 (levodopa inhalation powder), Carbidopa, Placebo
Drug · Other
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
25 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
3
States / cities
Daytona Beach, Florida • North Dartmouth, Massachusetts • Dallas, Texas
Conditions
Palliative Care, Pain, Cancer
Interventions
Sativex Low Dose, Sativex Medium Dose, Sativex High Dose
Drug
Lead sponsor
GW Pharmaceuticals Ltd
Industry
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
23
States / cities
Tuscaloosa, Alabama • Casa Grande, Arizona • Fountain Valley, California + 19 more
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Augmenting Effects of L-DOPS With Carbidopa and Entacapone

NCT00547911
Conditions
Parkinson Disease, Multiple System Atrophy, Autonomic Nervous System Diseases
Interventions
Droxidopa, Carbidopa, Entacapone
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Suspended Phase 2Phase 3 Interventional Accepts healthy volunteers

CBD Oil for Reducing Emotional Impact of COVID-19

NCT04603781
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
Completed Not applicable Interventional Accepts healthy volunteers

CBD, Immune Function, and Neural Health

NCT04881539
Conditions
Healthy
Interventions
Cannabidiol (CBD)
Dietary Supplement
Lead sponsor
University of Northern Colorado
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Greeley, Colorado
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Dopamine on Diabetic Retinopathy

NCT02706977
Conditions
Diabetes
Interventions
Low Dose Sinemet CR, High Dose Sinemet CR, RETeval Electroretinogram (ERG) Testing, Contrast Sensitivity Testing, Visual Acuity Testing
Drug · Device · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
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
Conditions
Infantile Spasm
Interventions
Cannabidiol Oral Solution, Placebo, Vigabatrin
Drug
Lead sponsor
Radius Pharmaceuticals, Inc.
Industry
Eligibility
1 Month to 24 Months
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
5
States / cities
Miami, Florida • Royal Oak, Michigan • Akron, Ohio + 2 more
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
Progressive Supranuclear Palsy, Corticobasal Degeneration
Interventions
Lithium
Drug
Lead sponsor
Westat
Other
Eligibility
40 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
8
States / cities
Chicago, Illinois • Louisville, Kentucky • Baltimore, Maryland + 4 more
Conditions
Parkinson's Disease
Interventions
rasagiline mesylate, rasagiline mesylate 1.0 mg
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
30 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
7
States / cities
Fresno, California • Atlanta, Georgia • Chicago, Illinois + 4 more
Recruiting No phase listed Observational Accepts healthy volunteers

Imaging Studies in Corticobasal Syndrome

NCT07000851
Conditions
Cortico Basal Degeneration, Corticobasal Syndrome, Corticobasal Syndrome(CBS), Corticobasal Degeneration, Corticobasal Degeneration (CBD), Corticobasal Syndrome (CBS)
Interventions
C-11 ER176 Radiotracer, C-11 PiB, AV1451 Tau
Diagnostic Test
Lead sponsor
Jennifer Whitwell
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Anxiety and Fear
Interventions
Interoceptive Aversive Memory Reactivation, Cannabidiol (CBD)-Rich Broad Spectrum Hemp Extract Oil, Placebo Oil
Behavioral · Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Austin, Texas
Conditions
Pheochromocytoma
Interventions
[131]I-MIBG, 6-[18F]Fluorodopamine, [123]I-MIBG
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland