Clinical trials: Marijuana Usage
Cannabis Use Disorders
Stress and Marijuana Cue-elicited Craving and Reactivity
The purpose of this study is to explore the interaction between stress and marijuana cues, in hopes that it may lead to the development of new treatments for marijuana dependence.
- Trial name
- NCT00613405
- Testing
- Stress + cue exposure, No stress + cue exposure
- Where
- United States
- Volunteers
- 87 people
- Sponsor
- Medical University of South Carolina
Schizophrenia, Dual Diagnosis
Treatment of Schizophrenia and Comorbid Cannabis Use Disorder: Comparing Clozapine to Treatment-as-Usual
Many individuals with schizophrenia also suffer from marijuana addiction. Clozapine, an atypical antipsychotic medication, may prove useful at preventing drug relapse in schizophrenic individuals who are seeking treatment for…
- Conditions
- Schizophrenia, Dual Diagnosis, Schizoaffective Disorder, Psychotic Disorder
- Trial name
- NCT00498550
- Testing
- Clozapine, Treatment as usual
- Where
- 4 sites in United States
- Volunteers
- 31 people
- Sponsor
- Dartmouth-Hitchcock Medical Center
Cannabis Use Disorder
N-Acetylcysteine for Youth Cannabis Use Disorder
This is a 12-week randomized, placebo-controlled trial of N-acetylcysteine for cannabis use disorder (CUD) in youth (N=192). Participants will be randomized to double-blind NAC or PBO, yielding two equally-allocated treatment…
- Trial name
- NCT03055377
- Testing
- N-acetyl cysteine
- Where
- United States
- Volunteers
- 192 people
- Sponsor
- Medical University of South Carolina
Health Risk Behaviors, Risk Reduction Behavior
Enhancing Quality in Protective Strategies
The most successful young adult alcohol or marijuana interventions involve the provision of accurate, nonjudgmental personalized feedback, but notably the inclusion and effectiveness of protective behavioral strategies (PBS)…
- Trial name
- EQUIP (NCT04978129)
- Testing
- Online and Text Messaging Intervention
- Where
- United States
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- University of North Texas Health Science Center
Cannabis Use Disorder
Lorcaserin for Cannabis Use Disorder
The primary purpose of this study is to investigate the effect of lorcaserin on reductions in cannabis use and multiple constructs of impulsivity in outpatient treatment-seeking individuals with cannabis use disorder (CUD).
- Trial name
- NCT03637842
- Testing
- Lorcaserin
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- New York State Psychiatric Institute
Alcohol Abuse, Tobacco Use Disorder
Screening to Augment Referral to Treatment- Project START
The investigators propose to use obstetric-gynecological clinics to conduct a randomized clinical trial that would compare two SBIRTS (Screening, Brief Intervention, Referral and Treatment), delivered either by a trained nurse or…
- Conditions
- Alcohol Abuse, Tobacco Use Disorder, Marijuana Abuse, Substance-Related Disorders
- Trial name
- ProjectSTART (NCT01539525)
- Testing
- Motivational Interview, Treatment as Usual
- Where
- 2 sites in United States
- Volunteers
- 439 people
- Sponsor
- Yale University
Cannabis Use
Feasibility and Acceptability of the Cannabis Awareness and Prevention Toolkit
The Stanford Smart Talk Cannabis Awareness and Prevention Curriculum includes 5 lessons, each providing activities, online quiz games, and worksheets in addition to presentations, resources, and other materials aimed at…
- Trial name
- NCT05521321
- Testing
- Stanford Smart Talk Cannabis Awareness and Prevention curriculum
- Where
- United States
- Volunteers
- 658 people, healthy volunteers welcome
- Sponsor
- Stanford University
Cannabis Use Disorder
Buspirone, Stress, and Attentional Bias to Marijuana Cues
This project has two primary goals. The first goal is to further scientific understanding about marijuana abuse by examining two recognized factors in marijuana use and relapse: (1) stress/anxiety and (2) atypical reactivity to…
- Trial name
- NCT02132832
- Testing
- Buspirone
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- The University of Texas Health Science Center, Houston
Cannabis Use Disorder
Cannabidiol Pharmacotherapy for Adults With Cannabis Use Disorder
Investigators aim to determine Epidiolex's promise as a pharmacotherapy for cannabis use disorder. Investigators hypothesize that Epidiolex, when added to medical management, will result in greater reductions in marijuana use…
- Trial name
- CBD (NCT03102918)
- Testing
- Cannabidiol
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
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
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
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
Chronic Pain, Opioid Use
Medical Cannabis as an Opiate Alternative
Medical Cannabis is very safe and a viable option for pain relief to improve patients and their family's quality of life. However, medical cannabis is not covered by insurance and is an out of pocket expense.
- Trial name
- NCT07194928
- Testing
- We will monitor patient's response to medical marijuana as alternative to opioid for chronic pain.
- Where
- United States
- Volunteers
- 29 people
- Sponsor
- University of Pennsylvania
Cannabis Dependence, Cannabis Withdrawal
Gabapentin Treatment of Cannabis Dependence
This is a clinical study to evaluate the efficacy of the medication gabapentin in treating persons with cannabis dependence.
- Conditions
- Cannabis Dependence, Cannabis Withdrawal, Cognitive Deficits
- Trial name
- NCT00974376
- Testing
- gabapentin 1200mg/day, Manual-guided behavioral counseling
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- The Scripps Research Institute
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
Cannabis Use
Cannabis Edibles Packaging Imagery 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 packaging imagery.
- Trial name
- NCT06358144
- Testing
- Packaging imagery, No Imagery (Control)
- Where
- United States
- Volunteers
- 1,260 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
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
Cannabis Use
Stress-Reactivity and Cannabis Use in Cannabis-Using Older Adults
The goal of the study is to evaluate how cannabis use affects memory and thinking skills and response to stress in older adults.
- Trial name
- PUMA (NCT05072795)
- Testing
- Trier Social Stress Task (TSST)
- Where
- United States
- Volunteers
- 47 people
- Sponsor
- Medical University of South Carolina
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 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