Only 53% of the doses of ADHD medications prescribed to college students are actually taken, according to a study published this month in the Journal of Developmental and Behavioral Pediatrics. As children grow up, their ADHD treatment, from therapy to educational accommodations to medications are managed primarily by their parents and teachers. But when students enter college that responsibility is abruptly switched to the student — who, by the very nature of the disorder, often struggles with such a regimented treatment plan.