Clinical trials: Marijuana Usage
Chronic Pain, Chronic Pain Syndrome
Outcomes Mandate National Integration With Cannabis as Medicine
This will be a multistate, multicenter clinical study to determine the efficacy and safety of medical cannabis for a wide variety of chronic medical conditions.
- Conditions
- Chronic Pain, Chronic Pain Syndrome, Chronic Pain Due to Injury, Chronic Pain Due to Trauma
- Trial name
- OMNI-Can (NCT03944447)
- Testing
- Cannabis, Medical, RYAH-Medtech Inhaler
- Where
- 17 sites in United States
- Volunteers
- 200,000 people, healthy volunteers welcome
- Sponsor
- OMNI Medical Services, LLC
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
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
Alcohol Abuse, Cannabis Abuse
Trial of Computerized SBI to Reduce Teen Alcohol Use
The goal of this project is to test the effectiveness of a computer-facilitated alcohol screening and brief intervention (c-ASBI) system for 12- to 18-year-old primary care patients in a multi-site, randomized comparative…
- Conditions
- Alcohol Abuse, Cannabis Abuse, Nicotine Dependence
- Trial name
- NCT01784627
- Testing
- c-ASBI
- Where
- 6 sites in United States
- Sponsor
- Boston Children's Hospital
Adolescent Problem Behavior, Truancy; Unsocialized
Substance Use Interventions for Truant Adolescents
This study evaluates a brief motivation-building intervention for parents and teens to reduce truancy and substance use. It is hypothesized that the motivational intervention will result in better outcomes compared to an…
- Conditions
- Adolescent Problem Behavior, Truancy; Unsocialized, Marijuana Abuse, Truancy; Socialized
- Trial name
- GOALS (NCT03655574)
- Testing
- Motivational + Family Check-up (MET+FCU), Psychoeducation
- Where
- 2 sites in United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Brown University
Adolescent Cannabis Use Disorder
Biofeedback for Adolescent Cannabis Use Disorder
The aims of this study are: 1) to estimate the effect size of HRV biofeedback for stress in adolescents undergoing cognitive behavioral therapy (CBT) for cannabis use disorder (primary outcome: Perceived Stress Scale) and 2) to…
- Trial name
- NCT02059083
- Testing
- Heart rate variability biofeedback, CBT
- Sponsor
- Denver Health and Hospital Authority
Use; Tobacco, Harmful, Alcohol Abuse
Dental and Medical Office iMET to Reduce Teen Tobacco, Alcohol, and Drug Use
The purpose of the project is to improve adolescent behavioral counseling services in healthcare settings with a new Internet/Intranet-based Motivational Enhancement Therapy (iMET) intervention that targets the use of tobacco…
- Conditions
- Use; Tobacco, Harmful, Alcohol Abuse, Drug Abuse
- Trial name
- NCT00907309
- Testing
- iMET, iMET/TE
- Where
- United States
- Volunteers
- 121 people
- Sponsor
- Boston Children's Hospital
Substance Use
Integration of (iSBIRT) for Teen Drug Use Into a Pediatric Network
The Goal of this project is to integrate a previously-tested internet-facilitated Screening, Brief Intervention, and Referral to Treatment (iSBIRT) system for adolescent substance use into a large network of primary care offices…
- Trial name
- NCT01454206
- Testing
- iSBIRT
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Boston Children's Hospital
Cannabis Use, Neurocognitive Dysfunction
Prospective Evaluation on Cognitive Function and Its Associated Genetic Vulnerability in Cannabis Users
Most of the studies assessing Cannabis Use Disorder (CUD) and neurocognitive functions are cross-sectional without examining the longitudinal changes in neurocognitive function at a within-subject level with respect to the…
- Conditions
- Cannabis Use, Neurocognitive Dysfunction, Genetic Predisposition
- Trial name
- SToP-C_PeCoG (NCT04373525)
- Testing
- Genome analysis
- Where
- Hong Kong
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Alcohol Drinking, Smoking
An Effectiveness Trial of Project ALERT
The purpose of this study is to replicate a longitudinal evaluation of Project ALERT, a substance abuse prevention program that targets middle school students.
- Conditions
- Alcohol Drinking, Smoking, Marijuana Smoking
- Trial name
- NCT00650585
- Testing
- Project ALERT
- Where
- United States
- Volunteers
- 8,338 people, healthy volunteers welcome
- Sponsor
- Pacific Institute for Research and Evaluation
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
Attention Deficit Hyperactivity Disorder (ADHD)
Effectiveness of Methylphenidate Late Formula to Reduce Cannabis Use in Young Cannabis-Related Patients and Attention Deficit Disorder Hyperactivity
Abuse of psychoactive substances is a behavior belonging to the field of risk behaviors that begins and takes place during adolescence. These risk behaviors are a major public health problem in France and worldwide.
- Trial name
- METHACAN (NCT03481959)
- Testing
- Methylphenidate
- Where
- France
- Volunteers
- 3 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Marijuana
Helping Eliminate Marijuana Use Through Pediatric Practice
This study adapts the Public Health Service (PHS) 5As model for use with adolescent marijuana users and pilot the intervention to test feasibility and acceptability in pediatric primary care settings.
- Trial name
- HEMPP (NCT02744118)
- Testing
- 5A's Model, Healthy Internet Use Model
- Where
- United States
- Volunteers
- 620 people, healthy volunteers welcome
- Sponsor
- American Academy of Pediatrics
Cannabis Use, Depression
Neural and Psychiatric Consequences of Cannabis Use in Adolescents
The goal of this study is to investigate the effects of cannabis on brain function among adolescents with depression.
- Trial name
- Cann-Teen (NCT06941298)
- Testing
- Neuroimaging Investigation
- Where
- 2 sites in United States
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- University of Miami
Substance Abuse, Risk Reduction
First Years Away From Home: Letting Go and Staying Connected
Alcohol abuse is the leading cause of death and serious injury among college students, and students also experience significant harms from other types of substance misuse and risk behaviors.
- Conditions
- Substance Abuse, Risk Reduction, RIsky Sexual Behavior
- Trial name
- FYAH:LGSC (NCT03227809)
- Testing
- Handbook condition, Handbook plus condition
- Where
- United States
- Volunteers
- 910 people, healthy volunteers welcome
- Sponsor
- Washington State University
Mental Illness, Schizophrenia
Genetic Counselling in the Prevention of Mental Health Consequences of Cannabis Use
Severe mental illness (SMI) refers to the most burdensome psychiatric conditions. The need to pre-empt the onset of SMI is pressing because once SMI develops, quality of life is poor and available treatments have limited…
- Conditions
- Mental Illness, Schizophrenia, Bipolar Disorder, Major Depressive Disorder
- Trial name
- IMAGINE (NCT03601026)
- Testing
- Genetic counselling
- Where
- Canada
- Volunteers
- 120 people
- Sponsor
- Nova Scotia Health Authority
Vaping
Social Media Intervention to Stop Nicotine and Cannabis Vaping Among Adolescents
Social media based intervention to support teens in their efforts to quit vaping.
- Trial name
- NCT04707911
- Testing
- Social Media Intervention
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Cannabis Use, Adolescent Behavior
Pilot Trial of Contingency Management for Long-Term Cannabis Abstinence
This study is a critically important first-of-its-kind investigation of the potential research utility of using contingency management to examine long-term changes in cannabis use with six months of abstinence.
- Trial name
- NCT03786224
- Testing
- Contingency Management
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Cannabis, Cannabis Intoxication
Do Adolescents and Adults Differ in Their Acute Response to Cannabis?
The acute effects of cannabis may differ between adolescents and adults. Furthermore, these effects may be tempered by the presence of cannabidiol.
- Conditions
- Cannabis, Cannabis Intoxication, Cannabis Use, Cannabis Dependence
- Trial name
- CannTeenA (NCT04851392)
- Testing
- Cannabis with delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD), Cannabis with THC without CBD
- Where
- United Kingdom
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University College, London
Adolescent Drinking, Cannabis Use
Effectiveness of Brief Intervention in Primary Care for Diverse Young People (Chat)
Brief motivational interviewing intervention to address alcohol use among diverse teens 12-17.
- Trial name
- NCT06699251
- Testing
- Chat, Enhanced Usual Care
- Where
- 3 sites in United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- RAND