"The alleles associated with increased euphoric response to d-amphetamine were associated with decreased risk for schizophrenia and ADHD" User Katuskoti, in the DrugNerds subreddit, 12 Jan 2015
Euphoria from d-amphetamine associated with reduced prevalence of schizophrenia and ADHD User 420CARLSAGAN420, in the DrugNerds subreddit, 28 Jun 2014