Clinical trials: Marijuana Usage
Insomnia, Alcohol Use, Unspecified
Research Evaluating Sleep & Trends for Universal Prevention
This study is designed to develop an integrated intervention to reduce alcohol and marijuana use and consequences and improve sleep among young adults with comorbid heavy episodic drinking, marijuana use, and sleep impairment.
- Conditions
- Insomnia, Alcohol Use, Unspecified, Marijuana Use
- Trial name
- REST-UP (NCT04783519)
- Testing
- Brief Behavioral Therapy for Insomnia (BBTI), Brief Alcohol Screening and Intervention for College Students (BASICS)
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Washington
Smoking Cessation, Marijuana Use
Project CheckUP: A Brief Behavioral Intervention for Quitline Callers Who Use Marijuana (MJ) and Tobacco
Smoking cigarettes remains the number one preventable cause of death and disease in the US. Smokers who call tobacco quitlines and use marijuana struggle to quit tobacco due to the interactive effects of nicotine and marijuana.
- Trial name
- NCT04737772
- Testing
- Behavioral: Quitline treatment as usual, QL Marijuana Check-Up intervention (QL-MJCU)
- Where
- United States
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Consumer Wellness Solutions
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
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
Smart Talk: Cannabis Awareness and Prevention Curriculum Evaluation
The Stanford REACH Lab's SMART TALK: Cannabis Awareness and Prevention Toolkit is a free, online educational resource to be used by educators to increase knowledge and awareness of cannabis and reduce use among youth.
- Trial name
- NCT07357454
- Testing
- Behavioral: Smart Talk Cannabis Awareness and Prevention
- Where
- United States
- Volunteers
- 10,800 people, healthy volunteers welcome
- Sponsor
- Stanford University
Marijuana Abuse
Responses to Marijuana-Related Cues Versus Neutral Cues in Adults Taking Tetrahydrocannabinol (THC) - 2
The majority of past research on marijuana treatment has targeted the alleviation of withdrawal symptoms. Minimal focus has been placed on how altering craving effects may play a role in treating marijuana addiction.
- Trial name
- NCT00218504
- Testing
- Tetrahydrocannabinol
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Wayne State University
Pregnancy Related, Cannabis Use
Effects of Pregnancy-associated Hormones on THC Metabolism in Women
Cannabis use is prevalent among pregnant women, but the effects of use on both the developing fetus and pregnant woman are unknown.
- Trial name
- PrECEPT (NCT04374773)
- Testing
- Dronabinol
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Washington
Microbiome Analysis, Drug Abuse in Pregnancy
Alcohol and Cannabis Use Among Pregnant Slovenian Women
The aim of the study is to determine the prevalence of alcohol and drug use among Slovenian pregnant women. Alcohol and drug use during pregnancy has significant effects on the foetus and has short- and long-term health…
- Conditions
- Microbiome Analysis, Drug Abuse in Pregnancy, Alcohol Abuse in Pregnancy, Health Behavior, Risky
- Trial name
- NCT07456579
- Where
- Slovenia
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
Cannabis Use, Healthy Subjects
Pharmacokinetics and Pharmacological Effects of a Standardized Cannabis Preparation
The purposes of the study are 1) to know the concentrations of Δ9-tetrahydrocannabinol (THC), cannabidiol (CBD) and other cannabinoids in blood, urine, oral fluid and sweat after the experimental administration of a standardized…
- Trial name
- CANNMED (NCT04841993)
- Testing
- Cannabis decoction, Cannabis oil, Vaporized cannabis
- Where
- Spain
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Germans Trias i Pujol Hospital
Chronic Pain
Marijuana Use, Strength Training, and Alcohol Consumption (MUSTAC) Study
Self-medication of pain by consuming alcohol and marijuana is common. However, the research regarding pain as a determinant for alcohol and marijuana use has relied on laboratory pain induction paradigms with limited clinical…
- Trial name
- NCT04791917
- Testing
- Eccentric Biceps Flexion, Concentric Biceps Flexion
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Florida
Cannabis Use Disorder
Evaluation of the Effects of Cannabidiol (CBD) Compared to Delta-9-Tetrahydrocannabinol (THC) and Alprazolam
The purpose of this study is to evaluate the abuse potential of CBD to determine whether it should remain as a Schedule I drug under the Controlled Substances Act, or be recommended for decontrol.
- Trial name
- NCT03398083
- Testing
- THC, Alprazolam, CBD
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
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
Driving Under the Influence, Marijuana Intoxication
Cannabis Impairment Detection Application (CIDA)
Subjects will participate in a 4-visit study protocol in which they will be asked to complete a set of computerized tasks and a 45-minute simulated drive in a driving simulator.
- Conditions
- Driving Under the Influence, Marijuana Intoxication, Alcohol Intoxication
- Trial name
- CIDA (NCT04230460)
- Testing
- Cannabis (High% THC) (Inhaled), Cannabis (Very High% THC) (Inhaled), Alcohol (oral)
- Where
- United States
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Advanced Brain Monitoring, Inc.
Opioid Use Disorder
Cannabis and Opioid Use Disorder
This study plans to enroll participants with opioid use disorder who are not currently seeking treatment to assess the effects of cannabis on opioid withdrawal and other related outcomes.
- Trial name
- NCT05729932
- Testing
- Inhaled vaporized cannabis, Intransal opioid
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Shanna Babalonis, PhD
Cannabis Use
A Hybrid Effectiveness-Implementation Trial of a School-Based Teen Marijuana Checkup
A hybrid effectiveness-implementation trial that is designed to assess the effectiveness of an intervention (The Teen Marijuana Check-Up) when delivered in real world settings.
- Trial name
- TMCU5 (NCT03111667)
- Testing
- Teen Marijuana Check Up, Treatment as Usual, Gold Standard Coaching
- Where
- United States
- Volunteers
- 264 people, healthy volunteers welcome
- Sponsor
- University of Washington
Cannabis Use
Acute Effects of Cannabis on Everyday Life Memory
This study will examine the acute effects of cannabis on various aspects of memory. Eligible participants will complete a drug screen.
- Trial name
- NCT05488509
- Testing
- Cannabis
- Where
- United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Washington State University
Anxiety, Depression
Evaluating the Impact of Psychotherapeutic Advertising Claims on Cannabis Purchasing
In the U.S., legal cannabis is frequently advertised as an effective treatment for mental health problems such as anxiety and depression-particularly online.
- Conditions
- Anxiety, Depression, Cannabis Use
- Trial name
- NCT07216911
- Testing
- CC, PAC, WL
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Trustees of Dartmouth College
Substance Use, Binge Drinking
iSTART: A Campus & Community Initiative for Services in Tec-health
The iSTART intervention is a 30-day substance prevention web-app whereby students complete five weekly interactive modules using a smart device or computer.
- Conditions
- Substance Use, Binge Drinking, Marijuana Use, Alcohol Drinking
- Trial name
- iSTART (NCT05362357)
- Testing
- iSTART Web-app
- Where
- United States
- Volunteers
- 1,100 people, healthy volunteers welcome
- Sponsor
- California State University, Northridge
Alcohol Use, Marijuana Use
Emerging Adults Who Use Alcohol and Marijuana
The purpose of this study is to if a brief motivational intervention, compared to health education sessions, reduces alcohol and marijuana use and is related to fewer sexually transmitted infections (STI)in emerging adults who…
- Conditions
- Alcohol Use, Marijuana Use, Sexually Transmitted Infections
- Trial name
- HEAT (NCT01473719)
- Testing
- motivational intervention, health education
- Where
- United States
- Volunteers
- 566 people, healthy volunteers welcome
- Sponsor
- Butler Hospital
Cannabis Use, Alcohol Use Disorder
VRT as a Biomarker of Cerebellar Dysfunction in Chronic Cannabis Use
Chronic cannabis consumption has been associated with poor psychosocial functioning that could be associated to cerebellar dysfunction.
- Conditions
- Cannabis Use, Alcohol Use Disorder, Healthy
- Trial name
- NCT03662737
- Testing
- Visuomotor adaptation task
- Where
- Spain
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Hospital Clinic of Barcelona