Clinical trials: Marijuana Use
Marijuana Use
Improving Brief Marijuana Interventions With a Behavioral Economic Supplement
The purpose of this study is to evaluate the efficacy of a Substance-Free Activity Session (SFAS) as a supplement to a brief motivation intervention (BMI) in reducing marijuana use and drug-related consequences in college student
- Trial name
- BLUE-J (NCT02837315)
- Testing
- Brief Motivational Intervention (BMI), Substance-Free Activity Session (SFAS), Relaxation Session
- Where
- United States
- Volunteers
- 133 people
- Sponsor
- University of Memphis
Sexual Pain Disorders
Cannabis Suppositories and Mindful Compassion Online Groups for Sexual Functioning
Research aim: To determine how an online mindful-compassion intervention adjunct with cannabis suppositories might reduce vaginal pain during sexual intimacy among women post-gynaecological cancer treatment.
- Trial name
- NCT06607835
- Testing
- Mindful- compassion, Mindful-compassion and cannabis suppositories
- Where
- United Kingdom
- Volunteers
- 83 people
- Sponsor
- London Metropolitan University
Marijuana Use Disorder
Effects of Smoked Marijuana on Risk Taking and Decision Making Tasks
The purpose of this study is to investigate the effects of smoked marijuana on both risk taking and decision making tasks.
- Trial name
- NCT00373399
- Testing
- Inactive Marijuana (0% THC), Low THC marijuana (1.8 %THC), High THC marijuana (3.9% THC)
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Cannabis Use Disorder, Pregnancy Related
Maternal Marijuana Use and Fetal and Infant Outcome
Marijuana and cannabis-containing products are growing in popularity and availability in the United States, and use during pregnancy has increased dramatically.
- Trial name
- NCT04266314
- Testing
- Maternal-fetal monitoring, NICU Network Neurobehavioral Scale
- Where
- United States
- Sponsor
- Johns Hopkins 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
Depression, Cannabis Use Disorder
The Neural Underpinnings of Depression and Cannabis Use in Young People Living With HIV
To elucidate mechanisms of substance use disorders (SUD) and comorbid mental illnesses in people living with HIV (PLWH), the study team seeks to investigate reward and pain circuitry in cannabis use and depression comorbidity…
- Conditions
- Depression, Cannabis Use Disorder, HIV
- Trial name
- NCT05453513
- Testing
- MRI Study
- Where
- United States
- Volunteers
- 280 people
- Sponsor
- University of Miami
Cannabis Use Disorder, Bipolar Disorder
Effects of Cannabis Abstinence on Symptomology and Cognition in Bipolar Disorder
The objective of this study is to assess the changes in symptoms and cognition that occur after a 28-day abstinence period in patients with comorbid Cannabis Use Disorder (CUD) and Bipolar (Type I or II) disorder.
- Conditions
- Cannabis Use Disorder, Bipolar Disorder, Cognition
- Trial name
- NCT03629106
- Testing
- Weekly Behavioral Coaching Session
- Where
- Canada
- Sponsor
- Centre for Addiction and Mental Health
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
Marijuana Use
Computer-Mediated Versus Face-to-Face Motivational-Type Interviews
This study looks at whether in-person and computer-based motivational type interviews lead to the same kind of language and behavior change in young adults when they talk about their marijuana use.
- Trial name
- NCT06945471
- Testing
- 1) Face-to-face, and 2) Computer-mediated motivational type interviews
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Texas, El Paso
Substance Use, Binge Drinking
Substance Use Screening to Encourage Behavior Change Among Young People in Primary Care
This study evaluates whether completing a short screening questionnaire about health behaviours in the waiting room before a primary care consultation decreases excessive substance use in young people aged 14 to 24 years.
- Conditions
- Substance Use, Binge Drinking, Cannabis Use, Adolescent Behavior
- Trial name
- YP-HEALTH (NCT04146714)
- Testing
- Substance use questionnaire, Physical activity questionnaire
- Where
- Switzerland
- Volunteers
- 840 people, healthy volunteers welcome
- Sponsor
- Prof. Dagmar M. Haller
Addiction, Opioid Dependence
Exploratory Dose Ranging Study Assessing APH-1501 for the Treatment of Opioid Addiction
The purpose of this study is determine the safety, efficacy and tolerability of a novel drug APH-1501 as a pharmacotherapy for Opioid Dependence. The investigators will evaluate the safety of escalating doses APH-1501.
- Conditions
- Addiction, Opioid Dependence, Opioid Withdrawal
- Trial name
- NCT03813095
- Testing
- APH-1501
- Volunteers
- 32 people
- Sponsor
- Aphios
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 Disorder, Anxiety
Use of a Generative AI (Gen-AI) Chatbot for Anxiety and Depression Among Persons With Cannabis Use
The goal of this clinical trial is to learn if Therabot-CALM (Cannabis, Anxiety, Low Mood) has acceptability among users and could work to improve the symptoms of persons with cannabis use disorder and anxiety and/or depression.
- Conditions
- Cannabis Use Disorder, Anxiety, Depression, Anxiety, Depression - Major Depressive Disorder
- Trial name
- NCT06920238
- Testing
- Therabot-CALM
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Trustees of Dartmouth College
Cannabis Use
Personalized Feedback Intervention to Reduce Risky Cannabis Use.
The purpose of this project is to determine whether participants who receive a personalized feedback report and educational materials about risky cannabis use will be less likely to report risky cannabis use at follow-up compared…
- Trial name
- NCT04060602
- Testing
- Personalized Feedback, Education
- Where
- Canada
- Volunteers
- 747 people
- Sponsor
- Centre for Addiction and Mental Health
Cannabis Use Disorder, Severe
Cannabis and Processing Emotions Study
The goal of this study is to test a causal neural mechanism of cannabis use-related problem recognition in individuals with severe cannabis use disorder using a non-invasive form of neuromodulation called transcranial magnetic…
- Trial name
- CAPE (NCT06907979)
- Testing
- TMS - Active iTBS, TMS - Active cTBS
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Auburn University
Psoriasis Vulgaris
Oral and Topical Phytocannabinoids for Psoriasis
Psoriasis is a chronic inflammatory skin disease that affects approximately 2% of the global population and is frequently associated with psychiatric comorbidities such as anxiety and depression.
- Trial name
- CBDermis (NCT07839455)
- Testing
- Oral Cannabis Extract, Topical cannabis cream
- Where
- Brazil
- Volunteers
- 37 people
- Sponsor
- Federal University of Latin American Integration
Marijuana Smoking, Cannabis
Study on Regulated Cannabis Sales in Pharmacies
Though regulated cannabis sales are increasing, little is known about the individual health effects of cannabis regulation. Data from countries with a regulated market can be used to test the effect of regulation on the price of…
- Conditions
- Marijuana Smoking, Cannabis, Cannabis Use
- Trial name
- SCRIPT (NCT06120855)
- Testing
- Regulated cannabis from authorized pharmacies, Cannabis from the illicit market
- Where
- 2 sites in Switzerland
- Volunteers
- 1,177 people, healthy volunteers welcome
- Sponsor
- University of Bern
Cannabis Use
Survey on the Place of Community Pharmacists in the Detection of Cannabis Use: a Student's Point of View
The objective of this survey will be to evaluate the perception by the students (except for medical students, pharmacies) of community pharmacists concerning the management of cannabis consumption.
- Trial name
- CANNACY (NCT03167021)
- Testing
- Survey
- Where
- France
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Cannabis Use Disorder
Understanding Effects of Cannabis Use and Abstinence on Neural Glutamate Homeostasis
This study will be the first in vivo human multimodal neuroimaging study exploring the relationship between mGluR5 availability (PET), neural oscillations (EEG), and cognitive function in people with CUD.
- Trial name
- NCT05664763
- Testing
- [18F]FPEB with PET, Cannabis abstinence
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Yale University
Cannabis-Related Disorder, Substance-Related Disorders
First Episode Schizophrenia and Cannabis-Related Disorder Study
Many individuals with schizophrenia abuse cannabis at the onset of their illness, portending a poorer course of illness and poorer treatment response.
- Conditions
- Cannabis-Related Disorder, Substance-Related Disorders, Schizophrenia, Psychotic Disorders
- Trial name
- NCT00573287
- Testing
- clozapine, risperidone
- Where
- 5 sites in United States
- Volunteers
- 14 people
- Sponsor
- Dartmouth-Hitchcock Medical Center