Overview Modafinil Effects on EEG Biomarkers of Reward and Motivation Status: Recruiting Trial end date: 2021-09-30 Target enrollment: Participant gender: Summary The effects of modafinil on measures of brain electrical activity will be tested. Phase: Phase 4 Details Lead Sponsor: University of California, San DiegoTreatments: AmphetamineDextroamphetamineModafinil