Clinical trials: Marijuana Use
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
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
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
Cannabis Use Disorder, Cannabis Dependence, Continuous
Brain Imaging of Cannabinoid Receptors
All participants will be healthy volunteers and all procedures will be completed for research purposes only. Two groups will be recruited, females who use cannabis (marijuana, MJ), and female who do not use cannabis (controls).
- Trial name
- NCT03204305
- Testing
- 11C-OMAR, Cannabis
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Adolescent Drinking, Adolescent Problem Behavior
Mindfulness Mobile App to Reduce Adolescent Substance Use
Substance-abusing youth - especially those who are involved in the juvenile justice system - are at higher risk than nonusers for mental health problems, including depression, conduct problems, personality disorders, suicidal…
- Trial name
- Qlarity (NCT04027075)
- Testing
- Qlarity app users
- Where
- United States
- Volunteers
- 257 people, healthy volunteers welcome
- Sponsor
- Oregon Research Behavioral Intervention Strategies, Inc.
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
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
Cannabis, Cannabis Use
Marijuana Effects on Simulated Driving Performance
This study will examine the effects of various strains of marijuana on simulated driving performance; the effects of alcohol administration will also be examined to further understand how marijuana-induced driving changes compare…
- Conditions
- Cannabis, Cannabis Use, Marijuana, Marijuana Usage
- Trial name
- NCT03699540
- Testing
- Marijuana, Alcohol, Inactive marijuana
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Shanna Babalonis, PhD
Cannabis Use, Pain, Acute
Eye Tracking as a Biomarker of Cannabis Effects
Biomarkers of recent drug use and intoxication have societal relevance, in that they are used by law enforcement and other agencies to detect drug impairment.
- Trial name
- NCT04100590
- Testing
- Cannabis
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- New York State Psychiatric Institute
Chronic Pain
Marijuana Use, Strength Training, and Alcohol Consumption (MUSTAC) Study
Self-medication of pain by consuming alcohol and marijuana is common. However, the research regarding pain as a determinant for alcohol and marijuana use has relied on laboratory pain induction paradigms with limited clinical…
- Trial name
- NCT04791917
- Testing
- Eccentric Biceps Flexion, Concentric Biceps Flexion
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Florida
Alcohol Use, Marijuana Use
Motivational Interviewing and Culture for Urban Native American Youth (MICUNAY)
The investigators plan to develop and test a new alcohol and other drug (AOD) intervention for urban AI/AN youth, "Motivational Interviewing and Culture for Urban Native American Youth (MICUNAY)." This intervention integrates…
- Trial name
- MICUNAY (NCT02290938)
- Testing
- MICUNAY, Community Wellness Gathering
- Where
- 2 sites in United States
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- RAND
Cannabis Use, Adolescent Behavior
Pilot Trial of Contingency Management for Long-Term Cannabis Abstinence
This study is a critically important first-of-its-kind investigation of the potential research utility of using contingency management to examine long-term changes in cannabis use with six months of abstinence.
- Trial name
- NCT03786224
- Testing
- Contingency Management
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Chronic Pain
Reactions of Older Adults Driving After Cannabis Exposure
Objective of the Protocol: The primary aim of the current protocol is to examine whether or not habitual use of medical marijuana affects psychomotor functioning operationalized as driving performance.
- Trial name
- ROADACE (NCT04629716)
- Testing
- Medical Cannabis
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Florida State 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
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
Marijuana Abuse
Treatment for Adolescent Marijuana Abuse
Marijuana remains the most prevalent illicit substance used by adolescents and the number of adolescents receiving treatment for marijuana abuse more than tripled during the last decade.
- Trial name
- NCT00580671
- Testing
- MET/CBT, CM, BPT
- Where
- United States
- Volunteers
- 153 people, healthy volunteers welcome
- Sponsor
- Dartmouth-Hitchcock Medical Center
Pain, Cannabis
Enhancing Medication-based Analgesia in Humans
This is a single-group, within-subject, double-blind, double-dummy, placebo and active-controlled study evaluated whether the FDA-approved cannabinoid dronabinol (Marinol) would enhance analgesia, subjective reports, and…
- Conditions
- Pain, Cannabis, Opioid Use, Unspecified
- Trial name
- NCT02901275
- Testing
- Within-subject test of blinded study medications
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
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
Drug Addiction
The Role of Sleep in the Treatment of Cannabis Use Disorders
The number of people seeking treatment for marijuana-related problems is on the rise, yet there is no currently accepted medication proven to help them quit.
- Trial name
- NCT01685073
- Testing
- Zolpidem extended-release, MET/CBT
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
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