Clinical trials: Marijuana Use
Cannabis Use
Cannabis Edibles Packaging Descriptors Experiment
The purpose of this study is to assess differences in perceptions of product appeal, harm, and subsequent willingness to try cannabis edibles products with/without product descriptors of interest.
- Trial name
- NCT06171399
- Testing
- "All Natural" descriptor, "Gluten-free" descriptor, "Vegan" descriptor
- Where
- United States
- Volunteers
- 2,521 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Cannabis Use, Cannabis Use, Unspecified
Cannabis and Cancer, an Online Training for Oncology Nurses
The purpose of this study is to evaluate the preliminary effects and impacts of a digital educational intervention to support nurses' professional practice regarding safe cannabis use by young adults (18-39 years) diagnosed with…
- Conditions
- Cannabis Use, Cannabis Use, Unspecified, Nurse's Role, Oncology Pain
- Trial name
- NCT05663346
- Testing
- Cannabis & Cancer digital educational intervention, Standard information regarding cannabis use in oncology
- Where
- Canada
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ciusss de L'Est de l'Île de Montréal
Cannabis Use
Effects of Cannabis Species Labeling and Marketing on Perceptual, Subjective and Objective Use Outcomes (Aim 2 Study)
This study looks at how cannabis product label and marketing claims affect product perceptions, use expectancies, and use intentions among inexperienced and experienced cannabis users.
- Trial name
- NCT07513337
- Testing
- Strain label, Claim
- Where
- United States
- Volunteers
- 3,035 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
Schizophrenia, Substance Abuse
Screening Protocol for Research Participants
The Screening Protocol is a system devised to evaluate potential research participants for National Institute on Drug Abuse/Maryland Psychiatric Research Center (NIDA/MPRC) studies.
- Conditions
- Schizophrenia, Substance Abuse, Cocaine Abuse, Tobacco Use Disorder
- Trial name
- ScreenProt (NCT01010620)
- Testing
- Various Screening psychiatric and medical assessments
- Where
- United States
- Volunteers
- 523 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Psychosis, Cannabis Use
Probing the Cannabinoid System in Individuals With a Family History of Psychosis
The overall purpose of this study is to determine whether a family history of psychosis is associated with an altered cannabinoid system.
- Conditions
- Psychosis, Cannabis Use, THC, Marijuana
- Trial name
- NCT02102113
- Testing
- Very Low Dose THC, Low Dose THC
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Yale University
Women's Sexual Health
The Correlation of Women's Sexual Health and Marijuana Use
This study is attempting to determine whether there is any effect (worsening or improvement of sexual function) after marijuana consumption.
- Trial name
- NCT02865096
- Where
- United States
- Volunteers
- 373 people, healthy volunteers welcome
- Sponsor
- St. Louis University
Cannabis Use, Alcohol Use, Unspecified
Distinguishing Alcohol Intoxication, Cannabis Intoxication and Co-intoxication Using Electroencephalography (EEG)
This is a randomized, parallel-group study designed to explore the differences between cannabis intoxication, alcohol intoxication and co-intoxication involving both alcohol and cannabis, utilizing electroencephalography (EEG) as…
- Trial name
- NCT06259916
- Testing
- Alcohol, Cannabis
- Where
- United States
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- Colorado State University
Opioid Use, Alcohol Drinking
TACUNA (Traditions and Connections for Urban Native Americans)
This study responds to Request For Application-DA-19-035, HEAL (Helping End Addiction Long Term) initiative: Preventing OUD in Older Adolescents and Young Adults (ages 16-30) by developing and implementing a culturally centered…
- Conditions
- Opioid Use, Alcohol Drinking, Marijuana Use
- Trial name
- TACUNA (NCT04617938)
- Testing
- TACUNA plus Wellness Circle, Opioid Education Workshop
- Where
- 3 sites in United States
- Volunteers
- 541 people, healthy volunteers welcome
- Sponsor
- RAND
Cannabis Use, Marijuana Use
Cannabis Use in Pregnancy and Downstream Effects on Maternal and Infant Health
With perinatal cannabis use rising in Canada, robust data on short-term and long-term effects on newborns are urgently needed. However, past barriers to obtain robust data included limited sample sizes, low self-reporting and no…
- Trial name
- CUPiD (NCT05309226)
- Testing
- Cannabis use in pregnancy or cannabis exposure in utero
- Where
- 4 sites in Canada
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Ottawa Hospital Research Institute
Cannabis Use
Cannabis and Aging
With increased availability and use of cannabis by older adults aged ≥ 50 years, a rigorous evaluation of the benefits and risks of cannabis use in these individuals is necessary.
- Trial name
- NCT05084105
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Thorsten Rudroff
Sexual Behavior, Alcohol Drinking
Adolescent Safer Sex Social Network Intervention
Social networks are thought to hold the potential for shaping behavior on the grounds that social and situational factors more strongly influence behavior than do personality variables.
- Conditions
- Sexual Behavior, Alcohol Drinking, Marijuana Smoking
- Trial name
- NCT00107562
- Testing
- Adolescent Safer Sex Social Network Intervention
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Cannabis Use Disorder
Resistance Exercise and Cannabis Use
Cannabis is the most widely used illicit drug and rates of hazardous use, and cannabis use disorders (CUDs), have continued to rise in recent years.
- Trial name
- NCT03867786
- Testing
- Exercise, Video Control
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Penn State University
Cannabis Use
Using Implementation Intentions to Reduce Cannabis Use
The study will recruit frequent users of cannabis (defined at least fortnightly use) and randomize them either to: (1) form implementation intentions by linking situations in which they are tempted to use cannabis with strategies…
- Trial name
- NCT03845842
- Testing
- Volitional help sheet
- Where
- United Kingdom
- Volunteers
- 311 people, healthy volunteers welcome
- Sponsor
- University of Manchester
Marijuana Smoking
Effect of Quetiapine on Marijuana Withdrawal and Relapse
The objective of this study is to investigate the interaction between marijuana and quetiapine, with the goal of using this information to improve marijuana treatment outcome.
- Trial name
- NCT00743366
- Testing
- Marijuana, Quetiapine
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Drug Addiction
The Role of Sleep in the Treatment of Cannabis Use Disorders
The number of people seeking treatment for marijuana-related problems is on the rise, yet there is no currently accepted medication proven to help them quit.
- Trial name
- NCT01685073
- Testing
- Zolpidem extended-release, MET/CBT
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Cannabis Use, Cannabis
Investigating Real-world Stress-related Mechanisms in Heavy Cannabis Users
This research project proposes a novel approach to elucidate the biological adaptations associated with heavy cannabis use and to assess whether such adaptations are predictive of higher cannabis craving in response to both…
- Conditions
- Cannabis Use, Cannabis, Cannabis Abuse
- Trial name
- CLR2 (NCT05833230)
- Testing
- Intensive Day Monitoring
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Yale University
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
Cannabis Use
Effect of Cannabidiol (CBD) on Vision and Driving
The use of cannabis with ∆9-tetrahydrocannabinol (THC) content has been shown to have negative effects on vision and driving. The use of other cannabinoids, such as cannabidiol (CBD), which is not attributed with a psychoactive…
- Trial name
- NCT06322303
- Testing
- CBD 15%, CBD 30%
- Where
- Spain
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Nicotine Dependence, Tobacco Use Disorder
E-cigarette Cessation in Adults Who Co-use Cannabis
The purpose of this study is to better understand tobacco outcomes using a commonly prescribed stop smoking medication (varenicline) and financial incentives for adults who also use cannabis.
- Trial name
- VapeCAT (NCT06688539)
- Testing
- Varenicline Pill, Contingency management, Counseling
- Where
- 3 sites in United States
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Alcohol Use, Marijuana Use
Motivational Interviewing and Culture for Urban Native American Youth (MICUNAY)
The investigators plan to develop and test a new alcohol and other drug (AOD) intervention for urban AI/AN youth, "Motivational Interviewing and Culture for Urban Native American Youth (MICUNAY)." This intervention integrates…
- Trial name
- MICUNAY (NCT02290938)
- Testing
- MICUNAY, Community Wellness Gathering
- Where
- 2 sites in United States
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- RAND