Clinical trials: Abuse Cannabis
Cannabis Use
Acute Effects of Cannabis on Cognition and Affect
This study will examine how a moderate dose of THC affects mood and cognitive functioning in regular cannabis users. The study uses a double-blind, placebo-controlled, crossover design, meaning each participant will complete two…
- Trial name
- NCT07296874
- Testing
- THC 20mg
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Washington State University
Cannabis Use
An App to Reduce Cannabis Use Among Emerging Adults
This study is being completed to pilot prevention methods to promote wellness and reduce risky behaviors, including the use of substances such as cannabis.
- Trial name
- NCT05824754
- Testing
- Just-In-Time-Adaptive-Intervention (JITAI)
- Where
- United States
- Volunteers
- 122 people
- Sponsor
- University of Michigan
Glioblastoma, Brain Tumor
ARISTOCRAT: Blinded Trial of Temozolomide +/- Cannabinoids
ARISTOCRAT is a phase II, multi-centre, double-blind, placebo-controlled, randomised trial to compare the cannabinoid Nabiximols with placebo in patients with recurrent MGMT methylated glioblastoma (GBM) treated with temozolomide…
- Conditions
- Glioblastoma, Brain Tumor, Cannabis, Brain Tumor, Recurrent
- Trial name
- ARISTOCRAT (NCT05629702)
- Testing
- Nabiximols, Temozolomide
- Where
- 17 sites in United Kingdom
- Volunteers
- 122 people
- Sponsor
- University of Birmingham
Cannabis Use, Impaired Driving
Examining the Role of Tolerance on Dose-dependent Effects of Acute THC on Oculomotor and Cognitive Performance
The purpose of this research is to determine the extent to which oculomotor function accurately detects THC-impairment, if cannabis use experience impacts this detection threshold, and to examine how the oculomotor index…
- Conditions
- Cannabis Use, Impaired Driving, Cognitive Impairment
- Trial name
- NCT06351540
- Testing
- Cannabis
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Cannabis Intoxication
Effects of Cannabidiol (CBD) on a Fixed Dose of Delta-9-tetrahydrocannabinol (THC)
This study will evaluate the subjective and behavioral effects of cannabis products containing delta-9-tetrahydrocannabinol and cannabidiol
- Trial name
- NCT07870187
- Testing
- 0mg THC + 0mg CBD Brownie, 10mg THC + 0mg CBD Brownie, 10mg THC + 10mg CBD Brownie
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Opioid Use Disorder, Cannabis Use
Cannabis Effects on Opioid Self-Administration
The study will enroll participants with opioid use disorder and participants will reside at the University of Kentucky Hospital for this 6-week inpatient trial.
- Trial name
- NCT07668635
- Testing
- Cannabis, Intranasal Opioid Agonist, Oral Opioid Agonist
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Shanna Babalonis, PhD
Cannabis Use
Perceptions of Proposed Warnings for Cannabis Edibles Packaging
The purpose of this study is to compare a delayed-effects warning to an expanded warning developed in previous experiments on knowledge, harm perceptions, and willingness to try cannabis edibles.
- Trial name
- NCT07496489
- Testing
- No Warning Control, Delayed Effects Text Only, Delayed Effects Plus Icon
- Where
- United States
- Volunteers
- 1,250 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Opioid Use Disorders, Cannabis Use
Cannabis and Opioid Use Disorder, Study 2
This inpatient study enrolls healthy individuals who have opioid use disorder. Participants live at the University of Kentucky Hospital for approx. 6 weeks.
- Trial name
- NCT07661446
- Testing
- Inhaled Cannabis, Intranasal Opioid
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of Kentucky
Substance Use, Substance-Related Disorders
Clinician Practice Companion to Address Youth Substance Use
Substance use, including the use of opioids, cannabis, and other drugs, is common among adolescents and young adults, and overdose has become a leading cause of death among youth in Canada and the United States.
- Conditions
- Substance Use, Substance-Related Disorders, Adolescent Substance Use, Cannabis Use
- Trial name
- NCT07725289
- Testing
- Practice Companion
- Where
- 5 sites in United States, Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Cannabis Use, Tobacco
Lung Health and Breath Biomarkers: Acute Effects of Inhaled Cannabis
This outpatient study examines how inhaled cannabis, combustible or vaporized, alters lung health and breath biomarkers compared to a tobacco cigarette.
- Conditions
- Cannabis Use, Tobacco, Biomarkers
- Trial name
- NCT07694466
- Testing
- Cannabis (THC), Tobacco Cigarette
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hannah Harris
Cannabis, Marijuana Use
Developing and Strengthening Cannabis Warnings: Warning Message Testing
The purpose of this activity is to identify promising cannabis warning messages from different themes. Participants will be adults who live in the United States, including both people who use cannabis and those who do not use…
- Trial name
- NCT07699198
- Testing
- Constituents, Cognitive Functioning, Cardiovascular Health
- Where
- United States
- Volunteers
- 1,750 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Alcohol Drinking, Cannabis Use
Cannabis' Impact on Alcohol Consumption
This study employs a repeated measures experimental design to examine the effect of THC-dominant dose of cannabis and CBD-dominant dose of cannabis, relative to placebo, on subsequent drinking in an alcohol choice task in which…
- Conditions
- Alcohol Drinking, Cannabis Use, Cannabis, Alcohol Use Disorder
- Trial name
- NCT05389930
- Testing
- THC-dominant cannabis, CBD-dominant cannabis, Alcohol
- Where
- United States
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Brown University
COPD, Breathlessness
Reducing Breathlessness With Dronabinol in COPD Patients
This clinical trial examines whether Dronabinol, which contains the synthetic psychoactive compound tetrahydrocannabinol (THC), can alleviate severe breathlessness in patients with severe and very severe chronic obstructive…
- Conditions
- COPD, Breathlessness, Cannabis
- Trial name
- BONG (NCT06473701)
- Testing
- Dronabinol 2.5mg Capsule
- Where
- Denmark
- Volunteers
- 30 people
- Sponsor
- Vejle Hospital
Cannabis, Drug Effects, Driving Performance
Clinical Study to Evaluate the Effects of Oral Delta-9-tetrahydrocannabinol (Δ9-THC) With and Without Alcohol on Perception and Driving Performance in Healthy Adults
With the increasing prevalence and use of cannabis products by the public, there exists a need to better understand the safety impact of cannabis use, particularly when it comes to subjective perceptions of drug effect and…
- Trial name
- NCT07176208
- Testing
- 5 mg Dronabinol (Marinol®) + Alcohol Beverage, 10 mg Dronabinol (Marinol®) + Alcohol Beverage
- Where
- 2 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Food and Drug Administration (FDA)
Cannabis Intoxication
Pregnenolone as a Treatment for Cannabis Intoxication
The present study will characterize the ability of pregnenolone to reverse the acute intoxication and associated symptoms of cannabis.
- Trial name
- NCT07216690
- Testing
- Cannabis, Pregnenolone 250 mg, Pregnenolone 500 mg
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
ADHD, Cannabis Use Disorder
Delayed-Release, Extended-Release Methylphenidate (Jornay PM) for Adolescents and Young Adults With Attention-Deficit/Hyperactivity Disorder and Cannabis Use Disorder
The goal of this clinical trial is to look at how delayed-release, extended-release methylphenidate (Jornay PM), an FDA-approved medication for the treatment of Attention-Deficit Hyperactivity Disorder (ADHD), works to treat ADHD…
- Trial name
- NCT07838311
- Testing
- Delayed-release, extended-release methylphenidate
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Massachusetts General Hospital
Cannabis Dependence
Evaluating the Delivery and Effects of THC Vaping Liquids in the Bloodstream
This clinical trial assesses differences in the delivery of THC to the bloodstream depending on whether nicotine vapes are used before or after THC.
- Trial name
- NCT06334016
- Testing
- Biospecimen Collection, Cannabis sativa Extract, Nicotine
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Roswell Park Cancer Institute
Cannabis, Pain
Impact of Repeatedly-Administered THC-cannabis on Experimental Pain and Abuse Liability in Humans
Chronic pain is a significant public health concern in the U.S., for which prescription opioids have historically been the standard treatment. This has resulted in striking rates of opioid use disorders and fatal overdoses.
- Conditions
- Cannabis, Pain, Tolerance, Hyperalgesia
- Trial name
- NCT04596644
- Testing
- Active Cannabis
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Cannabis Use Disorder
Lemborexant for Cannabis Use Disorder
The goal of this clinical trial is to investigate the use of Lemborexant as a treatment for moderate to severe Cannabis Use Disorder (CUD). The main questions it aims to answer are: 1.
- Trial name
- LemboCAN (NCT07802990)
- Testing
- Lemborexant 10mg, Brief Behavioural Intervention
- Where
- Canada
- Volunteers
- 28 people
- Sponsor
- University of Calgary
Cannabis Use Disorder
Trial of Tirzepatide for the Treatment of Cannabis Use Disorder
The purpose of this randomized, double-blind, placebo-controlled, multi-site clinical trial is to evaluate the safety and efficacy of tirzepatide in a sample of 100 patients diagnosed with moderate or severe CUD by DSM-5 criteria.
- Trial name
- NCT07468552
- Testing
- Tirzepatide
- Volunteers
- 100 people
- Sponsor
- National Institute on Drug Abuse (NIDA)