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ClinicalTrials.gov public records Last synced Oct 7, 2026, 4:05 AM EDT

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

Showing 49–72 of 79 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Oral Cannabis + Placebo Clear all
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Ethanol and Cannabinoid Effects on Simulated Driving and Related Cognition: Sub-Study II

NCT02710097
View directory record Official record
Conditions
Cannabis, Alcohol Effect, Driving Under the Influence of Alcohol and Other Drugs
Interventions
Active inhaled cannabis, Placebo, Active Oral Ethanol
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 2 Interventional Results available

Gabapentin for Bipolar & Cannabis Use Disorders

NCT03334721
View directory record Official record
Conditions
Bipolar I Disorder, Bipolar II Disorder, Cannabis Use Disorder, Substance Use Disorders
Interventions
Gabapentin, Placebo Oral Capsule
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 13, 2020 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 1Phase 2 Interventional Results available

CBD for Dental Pain

NCT04642404
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 9, 2024 · Synced Oct 7, 2026, 4:05 AM EDT
Active, not recruiting Phase 2 Interventional

Clinical Trial on Agitation in Alzheimer's Dementia

NCT05543681
View directory record Official record
Conditions
Alzheimer Disease, Agitation,Psychomotor, Care Giving Burden, NPS, Aggression
Interventions
IGC-AD1-Active, IGC-AD1-Placebo
Drug
Lead sponsor
IGC Pharma, LLC
Industry
Eligibility
60 Years and older
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
21
States / cities
Maitland, Florida • Melbourne, Florida • Miami, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Differences in Cannabis Impairment and Its Measurement Due to Route of Administration

NCT03122691
View directory record Official record
Conditions
Behavioral Pharmacology of Cannabis
Interventions
cannabis
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 2 Interventional

Effect of AEF0117 on Subjective Effects of Cannabis in CUD Subjects

NCT03717272
View directory record Official record
Conditions
Marijuana Abuse
Interventions
AEF0117, Placebo oral capsule
Drug
Lead sponsor
Aelis Farma
Industry
Eligibility
21 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Oct 7, 2026, 4:05 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Interactions of Cannabidiol (CBD) With Morphine

NCT05143424
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Morphine Sulfate
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Oct 7, 2026, 4:05 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Effects of Cannabis on Cognition and Endocannabinoid Levels in Bipolar Disorder Patients and Healthy Volunteers

NCT04231643
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Dronabinol, Epidiolex, Placebos
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 50 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 10, 2024 · Synced Oct 7, 2026, 4:05 AM EDT
Completed No phase listed Observational

Marijuana Drug Discrimination and Self-Administration

NCT00943930
View directory record Official record
Conditions
Marijuana Abuse
Interventions
THC (delta-9 tetrahydrocannabinol), d-amphetamine, oral THC
Drug
Lead sponsor
Wayne State University
Other
Eligibility
21 Years to 45 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 28, 2016 · Synced Oct 7, 2026, 4:05 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Cannabis for Spasticity in Multiple Sclerosis

NCT00682929
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Inhaled Cannabis, Oral THC, Oral Placebo, Inhaled placebo
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
21 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 18, 2018 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Dronabinol (Oral THC) on Cannabis Use

NCT01394185
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Dronabinol 120mg/day, Placebo, Dronabinol 240mg/day
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 3, 2017 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

The Impact of Product Formulation on the Pharmacokinetics and Pharmacodynamics of Cannabis Edibles

NCT05602649
View directory record Official record
Conditions
Cannabis Use
Interventions
Cannabis, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Phase 1 Interventional

Impact of Daily Oral Cannabis Doses in Patients With Cancer

NCT06601218
View directory record Official record
Conditions
Cancer, Cancers, Pain
Interventions
Oral cannabis low THC, Placebo Comparator, Oral cannabis high THC, Oral cannabis THC/CBD
Drug
Lead sponsor
Shanna Babalonis, PhD
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tetrahydrocannabinol (THC) and Sleep

NCT03560934
View directory record Official record
Conditions
Sleep, THC, Marijuana, Cannabis
Interventions
Dronabinol
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years to 34 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

The Impact and Detection of Driving Impairments Associated With Acute Cannabis Smoking

NCT02849587
View directory record Official record
Conditions
Cannabis Intoxication
Interventions
Cannabis
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 55 Years
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Phase 4 Interventional

Prophylactic Oral Antibiotics on Sinonasal Outcomes Following Endoscopic Transsphenoidal Surgery for Pituitary Lesions

NCT03014687
View directory record Official record
Conditions
Antibiotics, Pituitary Adenoma
Interventions
Placebo, Oral Antibiotics cefdinir or trimethoprim/sulfamethoxazole
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
18 Years to 84 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cannabis Impairment Detection Application (CIDA)

NCT04230460
View directory record Official record
Conditions
Driving Under the Influence, Marijuana Intoxication, Alcohol Intoxication
Interventions
Cannabis (THC) (Inhaled) Placebo, Cannabis (High% THC) (Inhaled), Cannabis (Very High% THC) (Inhaled), Alcohol (oral)
Drug
Lead sponsor
Advanced Brain Monitoring, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Oct 7, 2026, 4:05 AM 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 22, 2023 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Age-dependent Effects of Smoked and Oral Delta-9-THC

NCT05865470
View directory record Official record
Conditions
Pain, Abuse, Drug, Intoxication; Cannabinoids
Interventions
Cannabis, Dronabinol, Smoked Placebo, Oral Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Impact of Oral Cannabis Administration and Co-Administration of Alcohol on Impairment

NCT04931095
View directory record Official record
Conditions
Cannabis Intoxication, Alcohol Intoxication
Interventions
Cannabis, Alcohol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

CBDV vs Placebo in Children and Adults up to Age 30 With Prader-Willi Syndrome (PWS)

NCT03848481
View directory record Official record
Conditions
Prader-Willi Syndrome
Interventions
CBDV Compound, Placebo
Drug
Lead sponsor
Eric Hollander
Other
Eligibility
5 Years to 30 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Comparison of the Analgesic Effects of Dronabinol and Smoked Marijuana in Daily Marijuana Smokers

NCT00743119
View directory record Official record
Conditions
Pain Threshold, Mood
Interventions
Placebo capsules, Inactive marijuana (0% THC), Low dose Dronabinol, High dose Dronabinol, Low THC marijuana, High THC marijuana
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Phase 2 Interventional

Investigating a Marijuana-based Compound as a Treatment for Anxiety in Autistic Adults

NCT06526208
View directory record Official record
Conditions
Autism Spectrum Disorder, Anxiety
Interventions
MB-IMP, Placebo
Drug · Other
Lead sponsor
Southwest Autism Research & Resource Center
Other
Eligibility
18 Years to 45 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 7, 2026, 4:05 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Repeated CBD Administration and Cannabis Outcomes

NCT07434895
View directory record Official record
Conditions
Cannabis, Abuse Liability, Experimental Pain in Healthy Human Participants
Interventions
Cannabidiol, Medium Dose, Cannabidiol, Higher Dose, Active Inhaled Cannabis, Placebo Cannabidiol, Placebo Inhaled Cannabis
Drug
Lead sponsor
Hannah Harris
Other
Eligibility
18 Years to 55 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 7, 2026, 4:05 AM EDT