Clinical trials: Marijuana, open to volunteers
Alcohol Use, Cannabis Use
MATAspire: Mental Health Awareness Tailored App for Substance Prevention and Integrated Resilience Education
The MATAspire intervention is a web-app designed to promote substance misuse prevention education and bolster protective coping skills whereby students complete six weekly interactive modules using a smart device or computer.
- Conditions
- Alcohol Use, Cannabis Use, Nicotine Use, Illicit Drug Use
- Trial name
- MATAspire (NCT06553196)
- Testing
- MATAspire Web-app
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- California State University, Northridge
Cannabis Use Disorder
Applying Neuromodulation to Boost the Efficacy of Motivational Interviewing
The goal of this clinical trial is to learn how adding brain stimulation to a brief counseling session affects adults with cannabis use disorder.
- Trial name
- NCT07787572
- Testing
- transcranial alternating current stimulation, Motivational interviewing (MI)
- Where
- United States
- Volunteers
- 82 people
- Sponsor
- The Mind Research Network
Alcohol Use Disorder
Alcohol Use Disorder and Cannabidiol
This is a double-blind, placebo-controlled, parallel group study designed to assess the efficacy of full spectrum CBD and broad spectrum CBD, compared to a placebo control (PC), to reduce drinking in participants with alcohol use…
- Trial name
- NCT05613608
- Testing
- Cannabidiol
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- University of Colorado, Denver
Healthy Volunteer
Challenging the Endocannabinoid System in Sleep Restricted Healthy Volunteers to Modulate Physiological Arousal (CANISLEEP) Study
The goal of this study is to learn about the body's response to cannabis based products in sleep deprived people who are currently experiencing anxiety but are otherwise healthy.
- Trial name
- CANISLEEP (NCT07656350)
- Testing
- THC, CBD, THC + CBD
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- King's College London
RETT Syndrome With Proven MECP2 Mutation, Rett Syndrome
Efficacy and Safety of NTI164 in Children and Young Adults With Rett Syndrome
The FENRTT2 study will investigate the efficacy and safety of a medicinal cannabis plant extract with extremely low THC (delta-9-tetrahydrocannabinol), NTI164, on Rett syndrome (RTT) in a crossover design.
- Trial name
- TRANSCEND (NCT07257978)
- Testing
- NTI164
- Where
- Australia
- Volunteers
- 40 people
- Sponsor
- Fenix Innovation Group
Cannabis
Transcranial Magnetic Brain Stimulation to Reduce Cannabis Use in Heavy Cannabis Users
The growing legalization of cannabis across the U.S. is associated with increases in cannabis use, and accordingly, an increase in the number of individuals with cannabis use problems, including cannabis use disorder (CUD).
- Trial name
- iCURE (NCT05401929)
- Testing
- iTBS
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Duke University
Cannabis Use, Cannabis Dependence
Neuroimaging of Adolescent Cannabis Use Treatment
This study is testing whether brain activity related to learning can help predict how well teens respond to a treatment program designed to reduce cannabis use.
- Conditions
- Cannabis Use, Cannabis Dependence, Cannabis Use Disorder, Cannabis Abuse
- Trial name
- ACT (NCT07340554)
- Testing
- Contingency Management, Elastic Net Regression
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Indiana University
Cannabis Use
Investigating Cannabis Use Parameters on Anesthesia and Inflammation in Lumbar Spinal Surgeries
Cannabis is the most commonly used illicit drug in the United States with reported rates of use increasing from approximately 50 million in 2020 to 61.8 million in 2023 among individuals aged 12 or older.
- Trial name
- NCT07354412
- Where
- 2 sites in United States
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Cannabis Dependence, Harmful Use
Cannabis Abstinence and Neurocognitive Assessment in Adolescence
Cannabis Abstinence and Neurocognitive Assessment in Adolescence
- Conditions
- Cannabis Dependence, Harmful Use, Cognitive Assessment
- Trial name
- CANAA (NCT07160153)
- Testing
- Neurocognitive assessment, Urine toxicological assessment
- Where
- Czechia
- Volunteers
- 29 people
- Sponsor
- University Hospital Pilsen
Cannabis Use, SCHIZOPHRENIA
Precision Brain Stimulation to Reduce Cannabis Craving in Schizophrenia
The central hypothesis is this: Brain circuits most relevant to cannabis use in schizophrenia are distinct from pathways identified in healthy controls who use cannabis.
- Conditions
- Cannabis Use, SCHIZOPHRENIA, Psychosis, rTMS
- Trial name
- NCT07196462
- Testing
- 3 Minute iTBS to the L DLPFC, One-Minute, Personalized, DMN Targeted CTBS
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Psychotic Disorders, Cannabis Use Disorder
Investigating the Neural Correlates of Cognitive Function in Psychosis Patients and Non-Psychiatric Controls With Cannabis Use
Cognitive impairment is well established in people with psychosis and is associated with cannabis use. The current study will investigate the neurobiological basis of cognitive change associated with 28-days of cannabis…
- Conditions
- Psychotic Disorders, Cannabis Use Disorder, Cannabis Dependence, Cannabis Use
- Trial name
- NCT05445180
- Testing
- Contingency management
- Where
- Canada
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- Douglas Mental Health University Institute
THC
THC Titration of High-Potency Cannabis Concentrates
High-potency cannabis use is associated with public health risks, such as cannabis use disorder, psychotic disorders, and impaired cognition.
- Trial name
- THC Titration (NCT07105449)
- Testing
- Cannabis (30% THC Concentrate), Cannabis (60% THC Concentrate), Cannabis (90% THC Concentrate)
- Where
- Canada
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Centre for Addiction and Mental Health
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
Schizophrenia, Cannabis Dependence
Imaging Cannabinoid Receptors Using Positron Emission Tomography (PET) Scanning
The aim of the present study is to assess the availability of cannabinoid receptors (CB1R) in the human brain. CB1R are present in everyone's brain, regardless of whether or not someone has used cannabis.
- Conditions
- Schizophrenia, Cannabis Dependence, Prodromal for Psychotic Illness, Family History of Alcoholism
- Trial name
- NCT01730781
- Testing
- [11-C]OMAR
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Yale University
Cannabis Use, Cannabis Smoking
Longitudinal Study of Xenon-129 MRI Imaging Effects of Cannabis Smoking
This is a longitudinal study of the long-term health impact of cannabis smoking on the lungs. Participants will be followed over a period of 3 years, and impacts of cannabis smoking on the lungs will be measured with magnetic…
- Conditions
- Cannabis Use, Cannabis Smoking, Marijuana Smoking, Marijuana Usage
- Trial name
- NCT03909477
- Testing
- Hyperpolarized Xenon-129 MRI of the lungs, Computed Tomography (CT), Pulmonary Function Tests (PFTs)
- Where
- Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Western University, Canada
Lumbosacral Radiculopathy
Efficacy and Safety of VER-01 in the Treatment of Participants With Chronic Painful Lumbosacral Radiculopathy
The aim of the trial is to prove the efficacy and safety of VER-01 compared to placebo in patients with chronic painful lumbosacral radiculopathy (PLSR) for whom drug treatment is indicated and previous optimized treatments with…
- Trial name
- EXPAND (NCT06956014)
- Testing
- VER-01
- Where
- 32 sites in United States
- Volunteers
- 810 people
- Sponsor
- Vertanical GmbH
Acute Radicular Back Pain, Cannabis
Effect of Cannabis Extract on Acute Radicular Pain and on Analgesic Requirement
Clinical evidence about the effects of cannabis in the management of acute pain is rather scarce, mostly consisting of case report-based opinions on adverse events during or after general anesthesia after smoking cannabis…
- Trial name
- NCT04816994
- Testing
- Single-dose of cannabis oil, Control
- Where
- Israel
- Volunteers
- 200 people
- Sponsor
- Hadassah Medical Organization
Fibromyalgia (FM)
Cannabis Extract in Fibromyalgia Syndrome - the SUNRISE Study
The aim of this observational study is to evaluate the effects of cannabis extract Avextra 10/10 solution on pain, fatigue, sleep, and quality of life among patients affected by fibromyalgia (FM) syndrome.
- Trial name
- SUNRISE (NCT06747039)
- Where
- Italy
- Volunteers
- 38 people
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Cannabis
A Study of Inhaled Cannabidiol in Healthy Occasional Cannabis Users
The purposes of this study are 1) to determine if the administration of different low doses of CBD (5 mg, 20 mg, 50 mg and 100 mg) result in detectable subjective pleasant drug effect compared to placebo and 2) to qualitatively…
- Trial name
- NCT05320367
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
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