What this phase means
Phase 4: the treatment is already approved. This study asks new questions — longer-term effects, other diseases, or how it compares in everyday care.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are 100mg SPN-812, or Placebo. The registry lists allocation as randomized. This study will measure the how well it works and safety of SPN-812 (viloxazine extended release) in children 4 to 5 years of age with ADHD.
They plan to enroll about 286 people at 54 sites. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
A Phase 4, Randomized, Double-Blind, Multicenter, Placebo-Controlled, Parallel-Group Study of the Efficacy and Safety of SPN-812 in Preschool-Age Children (4 to 5 Years Old) With Attention-Deficit/Hyperactivity Disorder (ADHD)
Interventions: 100mg SPN-812, Placebo
Primary outcome (registry wording): Change from Baseline in the Attention-Deficit/Hyperactivity Disorder Rating Scale, 4th Edition, Preschool Version (ADHD-RS-IV-P) Total Score at End of Study (Week 6)