Overview Classroom Study of SPN-812 in Children With ADHD Status: Withdrawn Trial end date: 2020-11-01 Target enrollment: Participant gender: Summary This study will evaluate the efficacy and safety of SPN-812, an extended-release formulation of viloxazine, compared to placebo in children in an analog classroom setting. Phase: Phase 3 Details Lead Sponsor: Supernus Pharmaceuticals, Inc.