Clinical trials: Abuse Cannabis
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
Cannabis Dependence
Treatment for Cannabis Withdrawal and Dependence
Cannabis is the most widely used illicit drug in the United States, and worldwide, with 1 in 10 users estimated to meet diagnostic criteria for cannabis dependence.
- Trial name
- NCT01611948
- Testing
- Aprepitant, Manual-guided behavioral counseling
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- The Scripps Research Institute
Cannabis Dependence
Sativex and Behavioral-relapse Prevention Strategy in Cannabis Dependence
The purpose of this study is assess Sativex as a treatment for Cannabis dependence. Initially a pilot study will be conducted in five subjects seeking treatment for cannabis dependence to ensure that our planned self-titration…
- Trial name
- NCT01747850
- Testing
- Motivational Enhancement/Cognitive Behavioral Therapy, Sativex
- Where
- Canada
- Volunteers
- 45 people
- Sponsor
- Centre for Addiction and Mental Health
Pain, Insomnia
Effect of Medical Marijuana on Neurocognition and Escalation of Use
This study will use a randomized controlled design to test whether patients who use medical marijuana, compared to a waitlist control group, experience a change in health outcomes (relief of symptoms, or adverse health outcomes…
- Conditions
- Pain, Insomnia, Depression, Anxiety
- Trial name
- MMNE (NCT03224468)
- Testing
- Medical Marijuana
- Where
- United States
- Volunteers
- 269 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Driving Behavior, Driving Under the Influence
Validation of the Drug Impaired Driving Scenario (DIDS) on the CRCDS-miniSim
Subjects will participate in a 4-visit study protocol at the National Advanced Driving Simulator, part of the University of Iowa, in which they will be asked to complete assorted questionnaires, computerized cognitive tasks, and…
- Trial name
- PDID (NCT04970342)
- Testing
- 0.75 mg Alprazolam Capsule, Cannabis (6.18% THC / <0.025% CBD), Cannabis (0%/ THC / 0% CBD)
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Timothy L. Brown
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 Dependence
Pregnenolone and Marijuana Dependence
The cannabinoid delta 9-tetrahydrocannabinol (THC) is the primary psychoactive component of marijuana. THC is believed to be a significant factor in the addictive potential associated with marijuana use.
- Trial name
- NCT02439814
- Testing
- Pregnenolone
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Medical University of South Carolina
Chronic Pain, Chronic Low Back Pain
Pain Research: Innovative Strategies With Marijuana
This study tests the effects of cannabinoid levels in blood on pain relief, inflammation, and cognitive dysfunction in chronic pain patients who choose to use edible cannabis.
- Conditions
- Chronic Pain, Chronic Low Back Pain, Cannabis Use
- Trial name
- PRISM (NCT03522324)
- Testing
- Cannabis Edible
- Where
- United States
- Volunteers
- 268 people
- Sponsor
- University of Colorado, Boulder
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
Marijuana Dependence
Vilazodone Treatment for Marijuana Dependence
Marijuana is the most commonly used illicit drug, yet few clinical trials have evaluated pharmacotherapy treatments for marijuana dependence.
- Trial name
- NCT01574183
- Testing
- Vilazodone
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Medical University of South Carolina
Alcohol Drinking, Cannabis
Effects of Inhaled Cannabis on Driving Performance
The purpose of this study is to expand understanding of the effects of cannabis on driving performance with and without the presence of low levels of alcohol.
- Trial name
- NCT01620177
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Gary R Gaffney
Spinal Cord Injuries, Spinal Cord Diseases
Vaporized Cannabis and Spinal Cord Injury Pain
This study will demonstrate that vaporized marijuana results in antinociception when compared to placebo in subjects with spinal cord injury.
- Trial name
- NCT01555983
- Testing
- Vaporization of Cannabis
- Where
- United States
- Volunteers
- 42 people
- Sponsor
- Barth Wilsey
Schizophrenia, Dual Diagnosis
Cannabis, Schizophrenia and Reward: Self-Medication and Agonist Treatment?
In this translational research proposal, based on our formulation, we seek to confirm and expand upon data obtained in our pilot study suggesting that cannabis and the cannabinoid agonist dronabinol, given in low dose to patients…
- Conditions
- Schizophrenia, Dual Diagnosis, Psychotic Disorder, Cannabis Use Disorder
- Trial name
- NCT01964404
- Testing
- Marijuana, Dronabinol
- Where
- 2 sites in United States
- Volunteers
- 263 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center
Psychosis, Substance Use
Community Reinforcement and Family Training for Early Psychosis (CRAFT-EP) and Substance Use: A Pilot Study
The purpose of this study is to evaluate Community Reinforcement and Family Training for Early Psychosis (CRAFT-EP) for families experiencing early psychosis and substance use delivered exclusively or primarily via telehealth…
- Conditions
- Psychosis, Substance Use, Substance Use Disorders, Family
- Trial name
- NCT05380583
- Testing
- CRAFT-EP, TAU
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
Marijuana Use, Opioid Use
Reinforcing Effects of Marijuana and Opioids
The primary goals of this study are to examine 1) marijuana modulation of oxycodone self-administration and 2) oxycodone modulation of marijuana self-administration, under controlled conditions and across a range of doses for…
- Trial name
- NCT05485012
- Testing
- Marijuana, Opioid
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Shanna Babalonis, PhD
Cannabis Dependence
Open-Label Pilot Study of Guanfacine-Extended Release for the Treatment of Cannabis Dependence
The purpose of this study is to determine whether guanfacine represents a tolerable, potentially effective pharmacotherapy option for cannabis dependence.
- Trial name
- GUAN (NCT01467999)
- Testing
- Guanfacine
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- New York State Psychiatric Institute
Cannabis Dependence
A Trial of N-Acetylcysteine (an Over-the-Counter Medicine) in Adolescents Who Smoke Marijuana
This study is investigating how N-Acetylcysteine (NAC), an over-the-counter medication, will reduce marijuana use when combined with Contingency Management, a behavioral treatment.
- Trial name
- NCT01005810
- Testing
- N-Acetylcysteine, Contingency Management
- Where
- United States
- Volunteers
- 116 people
- Sponsor
- Medical University of South Carolina
Cannabis Dependence
Gabapentin Treatment of Cannabis Dependence
This is a study to evaluate the efficacy of the medication gabapentin in treating persons with cannabis dependence.
- Trial name
- NCT00395044
- Testing
- Gabapentin
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- The Scripps Research Institute
Marijuana Abuse
The Effect of Prescription Medications in Marijuana Users
A subset of heavy marijuana users have trouble quitting marijuana use and the number of those seeking treatment for problems related to marijuana is increasing.
- Trial name
- NCT00893074
- Testing
- Dronabinol 30mg/day, Dronabinol 60mg/day, Dronabinol 120mg/day
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins 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