Find your next paid study
89 recruiting studies matching your filters
Characterization of CB1 Receptors Using [11-C]OMAR
The aim of the present study is to assess the availability of cannabinoid receptors (CB1R) in the human brain. CB1R are present in everyone's brain, regardless…
Dose Ranging Clinical Study to Evaluate the Effects of Oral Delta-9-tetrahydrocannabinol (Δ9-THC) With and Without Alcohol on Perception and Driving Performance in Healthy Adults
With the increasing prevalence and use of cannabis products by the public, there exists a need to better understand the safety impact of cannabis use, particul…
Chronic Cannabis Smoking, Oxidative Stress and the Pulmonary Innate Immune Response
This study plans to evaluate the effects of chronic cannabis smoking on lung health by evaluating its effects on pulmonary health, lung physiology and alveolar…
Cannabis' Impact on Alcohol Consumption: Integrating Laboratory and Ecological Momentary Assessment Methods
This study employs a repeated measures experimental design to examine the effect of THC-dominant dose of cannabis and CBD-dominant dose of cannabis, relative t…
Determining the Effect of Six Weeks of Cannabis Abstinence on Fronto- Striatal fMRI Markers in Adolescents With Cannabis Use Disorder (ABSCAN)
The goal of this study is to understand the changes in neural correlates of reward in adolescents with and without Cannabis Use Disorder (CUD). The study will …
Stress-immune Mechanisms for People Living With HIV, CUD and Depression
This is a basic human experimental study utilizing 4 groups of individuals with and without HIV and complex morbidities of cannabis use disorder and major depr…
Gabapentin for Restoring GABA/Glutamate Homeostasis in Co-occurring Bipolar and Cannabis Use Disorders: A Randomized, Double-blind, Placebo-controlled, Parallel-group, MRI Study
This research study evaluates the effects of an FDA-approved medication Gabapentin in individuals with Bipolar Disorder who smoke marijuana. Participants in th…
A Randomized, Double-Blind, Placebo-Controlled Study, Pharmacokinetics, and Pharmacodynamics of CHI-914 in Healthy Participants
The purpose of the present study is to examine the pharmacokinetics and pharmacodynamics of cannabigerol (CBG; CHI-914), a naturally occurring chemical constit…
The Impact of Vaporized Cannabis Administration and Co-Administration of Alcohol on Impairment
This human laboratory study will use cognitive, behavioral, and subjective measures to characterize impairment associated with co-use of alcohol and vaporized …
Effects of THC on Alcohol Consumption and Neural Correlates of Reward
Alcohol and cannabis are often used together such that their effects overlap, but little is known about the neural mechanisms that underlie simultaneous use. H…
Randomized Controlled Trial of Varenicline to Treat Tobacco and Cannabis Co-Use (RECLAIM)
The purpose of the RECLAIM study is to evaluate the effectiveness of varenicline (sometimes known as Chantix) compared to placebo (an inactive substance) for t…
A Randomized Clinical Trial: Examining a Brief Parent-intervention to Reduce College Student Drinking and Cannabis Use
College students' risky drinking and cannabis use are major public health problems. The harms associated with risky drinking have been well-documented (such as…