Clinical trials: Cannabis Smoking
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
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
Cigarette Smoking, Marijuana Abuse
Mobile Contingency Management for Marijuana and Tobacco Cessation
The purpose of this pilot project is to pilot-test a combined cannabis and smoking cessation treatment. The intervention combines mobile technology with behavioral strategies, counseling, and medications.
- Trial name
- NCT02869451
- Testing
- bupropion, transdermal nicotine patch, Nicotine polacrilex
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Duke University
Cannabis Dependence, Nicotine Dependence
Cognitive Behavioral Therapy and the Nicotine Transdermal Patch for Cannabis Dependence and Nicotine Dependence
The investigators are conducting a Stage 1 pilot feasibility study at McLean Hospital to develop and refine a Cognitive Behavioral Therapy (CBT) intervention.
- Trial name
- CBT-MJ-NIC (NCT01292642)
- Testing
- Cognitive Behavioral Therapy, Nicotine Replacement Therapy
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Mclean Hospital
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)
Tobacco Use Disorder
Cannabis and Tobacco Co-use Study
The purpose of this study is to better understand tobacco outcomes using a well-known stop smoking medication, varenicline, and financial incentives with tobacco users.
- Trial name
- NCT04228965
- Testing
- Varenicline, Contingency Management, Counseling
- Where
- 3 sites in United States
- Volunteers
- 181 people
- Sponsor
- Medical University of South Carolina
Cannabis Use, Tobacco Use Disorder
N-Acetylcysteine for Smoking Cessation in Tobacco and Cannabis Co-Use
Tobacco and cannabis co-use is a common and growing public health problem, especially in states that have legalized cannabis. There are no pharmacologic treatments for co-occurring tobacco and cannabis use.
- Conditions
- Cannabis Use, Tobacco Use Disorder, Drug Use Disorder
- Trial name
- NAC_CUD-TUD (NCT04627922)
- Testing
- N-Acetyl cysteine, Cognitive behavioral therapy (CBT)
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- Ellen Herbst
Cannabis Intoxication
The Impact and Detection of Driving Impairments Associated With Acute Cannabis Smoking
This study was authorized by the California Legislature (Assembly Bill 266, the Medical Marijuana Regulation and Safety Act to help with detection of driving under the influence of cannabis.
- Trial name
- NCT02849587
- Testing
- Cannabis
- Where
- United States
- Volunteers
- 199 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Marijuana Smoking
Effects of Low-dose Naltrexone in Combination With a Range of Smoked Marijuana
In heavy marijuana smokers, opioid receptor blockade increases the subjective and cardiovascular effects of marijuana. The current study was designed to clarify opioid-cannabinoid interactions by assessing how naltrexone shifts…
- Trial name
- NCT00743145
- Testing
- Inactive Marijuana (0% THC), Active Marijuana (5.5% THC), Active Marijuana (6.2% THC)
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
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
Marijuana Smoking
Effects of Dronabinol (Oral THC) on Cannabis Use
Study participants received dronabinol (0, 120mg/day and 240mg/day) for 12 consecutive days in a randomized order. During each dronabinol maintenance period they were able to self-administer active or placebo cannabis using…
- Trial name
- NCT01394185
- Testing
- Dronabinol 120mg/day, Dronabinol 240mg/day
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
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
Alcohol Drinking, Marijuana Smoking
Motivation and Skills for Delta-9-tetrahydrocannabinol/Ethanol (THC/ETOH+) Teens in Jail
This study will focus on treating substance abusing incarcerated teens using individually administered Motivational Interviewing (MI) followed by group Cognitive Behavior Therapy (CBT).
- Trial name
- SMART (NCT00506753)
- Testing
- MI/CBT, RT/SU
- Where
- United States
- Volunteers
- 205 people, healthy volunteers welcome
- Sponsor
- University of Rhode Island
Smoking, Cannabis
Imaging the Neurochemistry of Drug Addiction With PET
The investigators' project has two overarching goals. 1) The investigators will use newly developed positron emission tomography (PET) technology to investigate the dopaminergic neurochemistry of drugs of abuse including…
- Trial name
- NCT02817698
- Testing
- cannabis
- Where
- 3 sites in United States
- Volunteers
- 25 people
- Sponsor
- Yale University
Marijuana Smoking
Behavioral Economic Analysis of Demand for Marijuana
This laboratory study will employ a multi-session experimental design to examine the behavioral economic demand for marijuana, by studying effect of marijuana administration (High THC) on demand for marijuana, and marijuana…
- Trial name
- NCT03518567
- Testing
- Smoked marijuana cigarettes: High THC dose (6% THC)
- Where
- United States
- Volunteers
- 133 people, healthy volunteers welcome
- Sponsor
- Brown University
Marijuana Dependence
Vaping THC From Electronic Cigarettes
This study aims to understand THC pharmacology and the safety of cannabis vaping, including the pharmacology and safety of co-administration of nicotine and THC.
- Trial name
- V-PAX (NCT02955329)
- Testing
- Nicotine, Cannabis, PAX Loose Leaf Vaporizer
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco