Abstinence
Sponsors
University of California, Irvine, Duke University, Massachusetts General Hospital
Conditions
ADHDAdolescent BehaviorCannabis UseCognitive ChangeNicotine AddictionSmokingWithdrawal Nicotine
Unknown Phase
Association Between Smoking, Brain Activity, Genes, and ADHD
CompletedNCT00915798
Start: 2009-07-31End: 2016-06-30Updated: 2017-01-13
Acute and Chronic Nicotine Modulation of Reinforcement Learning
CompletedNCT01830842
Start: 2014-02-28End: 2016-08-31Updated: 2017-12-19
Cognitive Recovery With Cannabis Abstinence Among High School-Aged Adolescents
CompletedNCT03276221
Start: 2017-08-07End: 2022-11-09Updated: 2024-02-01