Clinical trials: Marijuana Smoking
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
Opioid Use, Alcohol Drinking
TACUNA (Traditions and Connections for Urban Native Americans)
This study responds to Request For Application-DA-19-035, HEAL (Helping End Addiction Long Term) initiative: Preventing OUD in Older Adolescents and Young Adults (ages 16-30) by developing and implementing a culturally centered…
- Conditions
- Opioid Use, Alcohol Drinking, Marijuana Use
- Trial name
- TACUNA (NCT04617938)
- Testing
- TACUNA plus Wellness Circle, Opioid Education Workshop
- Where
- 3 sites in United States
- Volunteers
- 541 people, healthy volunteers welcome
- Sponsor
- RAND
Chronic Obstructive Pulmonary Disease
Effects of Marijuana Used on Lung Function in Persons With Chronic Obstructive Pulmonary Disease (COPD)
The main hypothesis is that persons that smoke or smoked tobacco and marihuana have worsen lung function as compared with persons that only smoke or smoked tobacco.
- Trial name
- NCT01096303
- Where
- 2 sites in United States
- Volunteers
- 200 people
- Sponsor
- The University of Texas Health Science Center, Houston
Alcohol Use, Marijuana Use
Emerging Adults Who Use Alcohol and Marijuana
The purpose of this study is to if a brief motivational intervention, compared to health education sessions, reduces alcohol and marijuana use and is related to fewer sexually transmitted infections (STI)in emerging adults who…
- Conditions
- Alcohol Use, Marijuana Use, Sexually Transmitted Infections
- Trial name
- HEAT (NCT01473719)
- Testing
- motivational intervention, health education
- Where
- United States
- Volunteers
- 566 people, healthy volunteers welcome
- Sponsor
- Butler Hospital
Opioid-use Disorder, Acceptability of Health Care
Patients' Attitudes Toward and Experiences With Buprenorphine Treatment
This study will disseminate five surveys collecting individual's attitudes and experiences during buprenorphine treatment for Opioid Use Disorder during the COVID-19 pandemic.
- Conditions
- Opioid-use Disorder, Acceptability of Health Care, Opioid-Related Disorders
- Trial name
- NCT05121428
- Where
- United States
- Volunteers
- 817 people, healthy volunteers welcome
- Sponsor
- Cambridge Health Alliance
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
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
Adolescent Substance Use
Guiding Good Choices for Health
This study evaluates the feasibility and effectiveness of implementing Guiding Good Choices (GGC), an anticipatory guidance curriculum for parents of early adolescents, in three large, integrated healthcare systems.
- Trial name
- GGC4H (NCT04040153)
- Testing
- Guiding Good Choices
- Where
- 3 sites in United States
- Volunteers
- 3,636 people, healthy volunteers welcome
- Sponsor
- University of Washington
Tobacco Use Disorder, Nicotine Dependence
Young Adult Tobacco/Nicotine and Cannabis Co-use
The goal of this project is to better understand the relationship between tobacco/nicotine and cannabis using behavioral economics during a tobacco/nicotine quit attempt.
- Trial name
- YouthCAT (NCT06239350)
- Testing
- Counseling, Contingency management, Text-based support
- Where
- United States
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
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
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
Tobacco Use
A Laboratory Model of Increasing Delta-9-tetrahydrocannabinol (THC) Potency on Cigarette Smoking
The objective of the proposed research is to investigate how smoking increasing potency of THC (i.e., the psychoactive ingredient in marijuana) changes tobacco cigarette smoking behavior, urges, subjective effects, and abuse…
- Trial name
- MJCIG (NCT02961309)
- Testing
- THC
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Battelle Memorial Institute
Vaping, THC
Characterization of the Pharmacodynamic Response to Vaped THC
This study aims to characterize the pharmacodynamic response to vaped THC in young adult, occasional cannabis users with respect to outcomes such as stimulation and sedative effects, mood, anxiety, and craving, as well as…
- Trial name
- NCT04340700
- Sponsor
- Massachusetts General Hospital
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
Marijuana Use
Effects of a Range of Naltrexone Doses in Combination With Smoked Marijuana
The purpose of this study is to determine if the subjective effects of marijuana will be decreased by low-doses (< 25 mg) of naltrexone and increased by high-doses (> 50 mg) of naltrexone.
- Trial name
- NCT00403117
- Testing
- Naltrexone 12 Mg+ Active Marijuana (3.27% THC), Naltrexone 25 Mg + Active Marijuana (3.27% THC), Naltrexone 50 Mg+ Active Marijuana (3.27% THC)
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Cannabis Use, Tobacco Use
Effect of Cannabis on E-Cigarette Use Behavior
The purpose of this study is to determine the impact of tetrahydrocannabinol (THC) administration on motivational, subjective, and physiological effects of electronic cigarettes.
- Conditions
- Cannabis Use, Tobacco Use, Electronic Cigarette Use
- Trial name
- NCT06609109
- Testing
- THC High Dose, THC Low Dose, THC 0mg
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Healthy Volunteers
Safety and Pharmacokinetics of Smoked Cannabis in Healthy Patients
No actual human data for pharmacokinetics, metabolism, safety, pharmacodynamics, nor efficacy parameters are available for inhaled medical cannabis.
- Trial name
- NCT04314804
- Testing
- PPP001
- Where
- Canada
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Tetra Bio-Pharma
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
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
Electronic Nicotine Delivery Systems
Influencer E-Cigarette and Cannabis Marketing: a Survey-Based Experiment Among Adolescents
Adolescent non-users of e-cigarettes and cannabis (N = 1,462) participated in the in-class survey-based experiment. They were randomly shown 3 pairs of images featuring influencers promoting e-cigarettes alongside cannabis…
- Trial name
- NCT06919263
- Testing
- Influencer marketing
- Where
- United States
- Volunteers
- 1,462 people
- Sponsor
- University of Southern California