Clinical trials: Marijuana
Smoking, Marijuana
Laboratory Study of Cannabidiol on the Effects of Smoked Marijuana
The objective of this study is to assess the effects of oral cannabidiol (CBD; 0, 200, 400, 800 mg) on smoked marijuana's (0, 5.6% THC) subjective, reinforcing, cognitive, and cardiovascular effects.
- Trial name
- NCT01844687
- Testing
- CBD
- Where
- 3 sites in United States
- Volunteers
- 50 people
- Sponsor
- National Institute on Drug Abuse (NIDA)
Cannabis Use, Cannabis
Joint Effort 2.0: a Mobile Application With University Students
The purpose of this study is to evaluate quantitatively and qualitatively a mobile application, Joint Effort, targeting safe cannabis use among consumers.
- Conditions
- Cannabis Use, Cannabis, Cannabis Dependence, Cannabis Smoking
- Trial name
- JOINTEFFORT (NCT05620433)
- Testing
- Joint Effort, Brief normative feedback and standard information
- Where
- Canada
- Volunteers
- 354 people, healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Marijuana Abuse
Treatment for Adolescent Marijuana Abuse
Marijuana remains the most prevalent illicit substance used by adolescents and the number of adolescents receiving treatment for marijuana abuse more than tripled during the last decade.
- Trial name
- NCT00580671
- Testing
- MET/CBT, CM, BPT
- Where
- United States
- Volunteers
- 153 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center
Pharmacokinetic, Tolerability
Clinical Trial on Pharmacokinetic and Tolerability of AP701
This study aims to investigate the uptake of AP701, a preparation from cannabis flowers, into the bloodstream after in single administration in healthy volunteers.
- Conditions
- Pharmacokinetic, Tolerability, Safety
- Trial name
- NCT04708795
- Testing
- AP701
- Where
- Germany
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- CannaXan GmbH
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
HIV Infections
Integrated Treatment of Marijuana Abuse for HIV+ Youth
This is an exploratory study that will adapt and test a combined cognitive behavioral treatment and contingency management intervention for alcohol and/or marijuana abuse for use in HIV-infected adolescents.
- Trial name
- NCT00683488
- Testing
- Focus Group, First Intervention Trial, Intervention Trial 2
- Where
- 3 sites in United States
- Volunteers
- 46 people
- Sponsor
- University of North Carolina, Chapel Hill
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
Addiction, Behavioral Addiction
Mobile Health for Problematic Behaviors and Substance Use
The aim of the study is to evaluate the effectiveness of long-term and short-term app-based self-guided psychological interventions to reduce craving and lapse risk in problematic behaviors (compulsive sex, pornography…
- Conditions
- Addiction, Behavioral Addiction, Nicotine Addiction, Nicotine Dependence
- Trial name
- NCT05434429
- Testing
- mobile application
- Where
- Poland
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- PredictWatch
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
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
Chronic Pain, Appetite Disorders
The JULI Registry--Hemp and Cannabis Observational Registry
The JuLi Registry seeks to fill some of the gaps associated with the clinical use of CBD (cannabidiol) and other cannabinoid formulations including THC and others.
- Conditions
- Chronic Pain, Appetite Disorders, Neuropathy, Menopausal Syndrome
- Trial name
- JULI (NCT04726254)
- Where
- 4 sites in United States
- Volunteers
- 2,000 people
- Sponsor
- Juva Life
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
Driving Under the Influence, Cannabis-impaired Driving
In-Vehicle Real-Time Cannabis Influenced Driving Detection
The goal of this clinical trial is to evaluate whether in-vehicle sensor data can be used to detect cannabis-impaired driving in healthy adult recreational cannabis users.
- Trial name
- REVELIO (NCT07401628)
- Testing
- Cannabis (THC)
- Where
- Switzerland
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Bern
Cannabis, Marijuana Abuse
Dronabinol Interactions With Cognitive Enhancing Drug in Humans
Marijuana use is a major problem among veterans and non-veterans. A patient's use of marijuana while engaged in psychotherapy treatment may affect their memory and, therefore, limit their ability to benefit from treatment.
- Trial name
- NCT00842985
- Testing
- drug condition
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Yale University
Cannabis Use Disorder, Severe
Impact of Cannabis Use and Abstinence on Emotion
The goal of this experimental study is to test how three weeks of cannabis abstinence impacts threat and reward processing in females with Cannabis Use Disorder.
- Trial name
- ICAE (NCT07746440)
- Testing
- Contingency management for cannabis abstinence and lab visit attendance, Contingency management for lab visit attendance
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Florida State University
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
Prenatal Alcohol Exposure, Prenatal Tobacco Exposure
Choices4Health: Intervention to Prevent Substance-exposed Pregnancy
This is a 4-year randomized, controlled study to test the efficacy of the CHOICES4Health-T (C4H-T) delivered by a computerized tablet, CHOICES4Health-C (C4H-C), delivered by a counselor, and brief advice (BA), on reducing…
- Conditions
- Prenatal Alcohol Exposure, Prenatal Tobacco Exposure, Prenatal Marijuana Exposure
- Trial name
- C4H (NCT03633149)
- Testing
- Computer tablet-delivered C4H, Person-delivered C4H, Brief Advice
- Where
- United States
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- University of Texas at Austin
Psychosis, Substance Use
Families With Substance Use and Psychosis: A Pilot Study
The purpose of this study is to develop and evaluate an intervention that adapts Community Reinforcement and Family Training (CRAFT) for families experiencing first episode psychosis and substance use delivered via telemedicine…
- Conditions
- Psychosis, Substance Use, Substance Use Disorders, Family
- Trial name
- NCT04284813
- Testing
- CRAFT-FT
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
Insomnia, Depressive Disorder, Major
Cannabinoids as a Treatment for Insomnia in Major Depression
This single-site study is a pilot, three-armed, double-blinded, placebo-controlled randomized controlled trial (RCT) that will determine the feasibility of a definitive RCT investigating the use of cannabis oil as a treatment for…
- Conditions
- Insomnia, Depressive Disorder, Major, Sleep Disorder, Depression
- Trial name
- CANMDD (NCT05041647)
- Testing
- 25:1 CBD/THC, 5:1 CBD/THC
- Where
- Canada
- Volunteers
- 14 people
- Sponsor
- St. Joseph's Healthcare Hamilton
Risk Reduction Behavior, Health Behavior
Alcohol, Marijuana, and Risky Sex: Group Interventions With Detained Adolescents
This research is studying behaviors that young people engage in that may place them at risk for contracting a sexually transmitted disease like HIV/AIDS, and what kind of educational program works best to reduce these risky…
- Conditions
- Risk Reduction Behavior, Health Behavior, Sexual Behavior, Adolescent Behavior
- Trial name
- MARS (NCT01170260)
- Testing
- INFORMATION-ONLY SEXUAL RISK REDUCTION (INFO-ONLY), SEXUAL PLUS ALCOHOL RISK REDUCTION (SRRI+ETOH), SEXUAL + ALCOHOL + MARIJUANA RISK REDUCTION
- Where
- United States
- Volunteers
- 460 people, healthy volunteers welcome
- Sponsor
- University of New Mexico