73 recruiting studies matching your filters
The purpose of this study is to compare two brief interventions targeting potentially problematic cannabis use in emerging adults (ages 18-25). Brief intervent…
The goal of this study is to determine if providing a nutritional supplement, phosphatidylcholine, to pregnant women who have used cannabis products during the…
The goal of this study is to test the impact of two drugs that produce temporary stress-like symptoms, both in isolation and together, on cannabis use motivati…
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…
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 …
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…
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…
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…
College students' risky drinking and cannabis use are major public health problems. The harms associated with risky drinking have been well-documented (such as…
The goal of this study is to disentangle relationships between acute cannabis use and withdrawal on proximal depression and suicide risk and recovery in adoles…
The goal of this study is to investigate the effects of cannabis on brain function among adolescents with depression.
The main purpose of this study is to determine whether hippocampal synaptic vesicle density estimated by hippocampal \[11C\]APP-311/\[11C\]UCB-J binding in ind…