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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:49 PM EDT

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Showing 49–72 of 203 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: THC Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Safety Evaluation of THC-Free Hemp Protein Isolate

NCT07022275
View directory record Official record
Conditions
Tolerability of Hemp Protein
Interventions
Hemp protein powder
Dietary Supplement
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Sativex(Registered Trademark) and Oral THC on Attention, Affect, Working Memory, Reversal Learning, Physiology and Brain Activation

NCT01037608
View directory record Official record
Conditions
Cannabis, Dependence, Cannabis Abuse, Pharmacokinetics, fMRI
Interventions
Sativex(Registered Trademark), THC
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 20, 2026, 5:49 PM EDT
Suspended Phase 2 Interventional Accepts healthy volunteers

Impact of Repeatedly-Administered THC-cannabis on Experimental Pain and Abuse Liability in Humans

NCT04596644
View directory record Official record
Conditions
Cannabis, Pain, Tolerance, Hyperalgesia
Interventions
Active Cannabis, Placebo Cannabis
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluating the Delivery and Effects of THC Vaping Liquids in the Bloodstream

NCT06334016
View directory record Official record
Conditions
Cannabis Dependence
Interventions
Biospecimen Collection, Cannabis sativa Extract, Nicotine, Placebo Administration, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Examine the Feasibility of a Standardized Field Test for Marijuana Impairment: Laboratory Evaluations

NCT03191084
View directory record Official record
Conditions
Marijuana Impairment
Interventions
Low Dose THC Marijuana, High Dose THC Marijuana, Placebo Marijuana
Drug
Lead sponsor
Yale University
Other
Eligibility
20 Years to 40 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 2 Interventional Results available

Efficacy of a Therapeutic Combination of Dronabinol and PEA for Tourette Syndrome

NCT03066193
View directory record Official record
Conditions
Tourette Syndrome
Interventions
Dronabinol and Palmitoylethanolamide
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Oct 20, 2026, 5:49 PM EDT
Suspended Phase 2 Interventional

Dose-Ranging Trial of Inhaled Cannabis for Acute Migraine Treatment

NCT05427630
View directory record Official record
Conditions
Migraine, Cannabis, THC
Interventions
THC ~2.5%, THC ~5%, THC ~10%, Sham Cannabis
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Neuroscience of Marijuana Impaired Driving

NCT02757313
View directory record Official record
Conditions
Marijuana Impairment
Interventions
Low dose THC marijuana, High dose THC marijuana, Placebo marijuana
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Oct 20, 2026, 5:49 PM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Behavioral Pharmacology of THC and Beta-Myrcene

NCT05432284
View directory record Official record
Conditions
Cannabis Use
Interventions
Placebo, THC, Beta-Myrcene
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Withdrawn Early Phase 1 Interventional

Investigating the Effect of Dronabinol on Post-surgical Pain

NCT04099355
View directory record Official record
Conditions
Knee Replacement, Arthropathy of Knee
Interventions
Dronabinol 5mg Cap, Non-active comparator
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Oct 20, 2026, 5:49 PM 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 20, 2026, 5:49 PM EDT
Recruiting Phase 1 Interventional

THC Effects on Glucose in Type 2 Diabetes

NCT05322213
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
THC, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 3 Interventional Results available

Palonosetron and Dexamethasone With or Without Dronabinol in Preventing Nausea and Vomiting in Patients Receiving Chemotherapy For Cancer

NCT00553059
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
dexamethasone, dronabinol, palonosetron hydrochloride, placebo
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
4
States / cities
Springfield, Missouri • Greenville, South Carolina • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 20, 2026, 5:49 PM EDT
Terminated Not applicable Interventional Results available

Alefacept and Allogeneic Hematopoietic Stem Cell Transplantation

NCT01319851
View directory record Official record
Conditions
Thalassemia, Sickle Cell Disease, Glanzmann Thrombasthenia, Wiskott-Aldrich Syndrome, Chronic-granulomatous Disease, Severe Congenital Neutropenia, Leukocyte Adhesion Deficiency, Schwachman-Diamond Syndrome, Diamond-Blackfan Anemia, Fanconi Anemia, Dyskeratosis-congenita, Chediak-Higashi Syndrome, Severe Aplastic Anemia
Interventions
Alefacept
Drug
Lead sponsor
Emory University
Other
Eligibility
Up to 21 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Oct 20, 2026, 5:49 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration

NCT05999383
View directory record Official record
Conditions
THC, Cannabis, Cannabis Use, Cannabis Smoking, Tobacco Use, Vaping
Interventions
Cannabis, Nicotine, Pax Loose Leaf Vaporizer, Placebo Marijuana
Drug · Device · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 1Phase 2 Interventional

Comparing the Effects of Smoked and Oral Marijuana in Individuals With HIV/AIDS

NCT00079560
View directory record Official record
Conditions
HIV Infections
Interventions
dronabinol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 20, 2026, 5:49 PM EDT
Terminated Phase 2 Interventional Results available

Fludarabine Phosphate, Cyclophosphamide, Total Body Irradiation, and Donor Stem Cell Transplant in Treating Patients With Blood Cancer

NCT03333486
View directory record Official record
Conditions
Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Acute Leukemia in Remission, Acute Lymphoblastic Leukemia, Acute Myeloid Leukemia, Acute Myeloid Leukemia With FLT3/ITD Mutation, Acute Myeloid Leukemia With Gene Mutations, Aplastic Anemia, B-Cell Non-Hodgkin Lymphoma, CD40 Ligand Deficiency, Chronic Granulomatous Disease, Chronic Leukemia in Remission, Chronic Lymphocytic Leukemia, Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Chronic Myelomonocytic Leukemia, Chronic Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Congenital Amegakaryocytic Thrombocytopenia, Congenital Neutropenia, Congenital Pure Red Cell Aplasia, Glanzmann Thrombasthenia, Immunodeficiency Syndrome, Myelodysplastic Syndrome, Myelofibrosis, Myeloproliferative Neoplasm, Paroxysmal Nocturnal Hemoglobinuria, Plasma Cell Myeloma, Polycythemia Vera, Recurrent Non-Hodgkin Lymphoma, Refractory Non-Hodgkin Lymphoma, Secondary Acute Myeloid Leukemia, Secondary Myelodysplastic Syndrome, Severe Aplastic Anemia, Shwachman-Diamond Syndrome, Sickle Cell Disease, T-Cell Non-Hodgkin Lymphoma, Thalassemia, Waldenstrom Macroglobulinemia, Wiskott-Aldrich Syndrome
Interventions
Cyclophosphamide, Fludarabine Phosphate, Laboratory Biomarker Analysis, Peripheral Blood Stem Cell Transplantation, Total-Body Irradiation
Drug · Other · Procedure + 1 more
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
1 Year to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Oct 20, 2026, 5:49 PM EDT
Active, not recruiting Phase 3 Interventional

A Clinical Study to Evaluate the Use of a Cryopreserved Formulation of OTL-103 in Subjects With Wiskott-Aldrich Syndrome

NCT03837483
View directory record Official record
Conditions
Wiskott-Aldrich Syndrome
Interventions
OTL-103
Genetic
Lead sponsor
Fondazione Telethon
Other
Eligibility
Up to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Effects of Marijuana on Symptoms of OCD

NCT03274440
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Cannabis, Placebo
Drug · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Oct 20, 2026, 5:49 PM EDT
Terminated Phase 4 Interventional Results available

Dronabinol On the Pain Experience

NCT05820685
View directory record Official record
Conditions
Trauma Injury
Interventions
Standard of Care (acetaminophen +naproxen +gabapentin + as needed oxycodone or Tramadol), Dronabinol
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
16 Years to 80 Years
Enrollment
484 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Oct 20, 2026, 5:49 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparative Bioavailability of Dronabinol Oral Solution Versus Branded Capsule 5 mg Under Fasting Conditions

NCT01448772
View directory record Official record
Conditions
Bioavailability
Interventions
Dronabinol Capsules, 5 mg, Dronabinol Oral Solution
Drug
Lead sponsor
INSYS Therapeutics Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2012 · Synced Oct 20, 2026, 5:49 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

THC and CBD: A Controlled Human Study Probing a Harm Reduction Strategy

NCT06859710
View directory record Official record
Conditions
Abuse, Drug, Pain
Interventions
Placebo, THC, CBD 20 mg, CBD 40 mg, CBD 80 mg
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 20, 2026, 5:49 PM EDT
Recruiting Phase 2 Interventional

Cannabinoid Interactions With Central and Peripheral Pain Mechanisms in Osteoarthritis of the Knee

NCT04992624
View directory record Official record
Conditions
Osteoarthritis, Knee, Osteoarthritis of the Knee
Interventions
Placebo, Cannabidiol (CBD), Tetrahydrocannabinol (Marinol® or generic equivalent (e.g., dronabinol)
Drug
Lead sponsor
Steven E Harte, PhD
Other
Eligibility
21 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 20, 2026, 5:49 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Acute Effects of Cannabis on Cognition and Affect

NCT07296874
View directory record Official record
Conditions
Cannabis Use
Interventions
THC 20mg, Placebo
Drug
Lead sponsor
Washington State University
Other
Eligibility
21 Years and older
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pullman, Washington
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 20, 2026, 5:49 PM EDT