Overview Evaluation of SPN-812 in Preschool-age Children With ADHD Status: Not yet recruiting Trial end date: 2022-10-31 Target enrollment: Participant gender: Summary This study will evaluate the efficacy and safety of SPN-812 (viloxazine extended release) in children 4 to 5 years of age with ADHD. Phase: Phase 4 Details Lead Sponsor: Supernus Pharmaceuticals, Inc.