Efficacy and Safety of SPN-812 (Viloxazine Extended-release Capsule) in Children With ADHD

Evaluation of the Efficacy and Safety of SPN-812 (Viloxazine Extended-release Capsule) in Children With ADHD - A Double-Blind, Placebo-Controlled, Dose-Ranging Study

This was a randomized, double-blind, placebo-controlled, multicenter, 5-arm, parallel-group, dose-ranging study to assess the efficacy and safety of SPN-812 (Viloxazine Extended-release Capsule) in children 6-12 years of age with ADHD.

This study is a randomized, double-blind, placebo-controlled, multicenter, 5-arm, parallel-group, dose-ranging study to assess the efficacy, safety, and tolerability of SPN-812 (Viloxazine Extended-release Capsule) as monotherapy in the treatment of Attention-Deficit/Hyperactivity Disorder (ADHD) in children (6-12 years of age). Subjects are randomized in a 1:2:2:2:2 ratio to receive placebo or one of four active treatments (100 mg, 200 mg, 300 mg, or 400 mg SPN-812). The primary objective is to assess the efficacy of SPN-812 in reducing ADHD symptoms as measured by the Attention-Deficit/Hyperactivity Disorder Rating Scale, 4th Edition (ADHD-RS-IV).

Inclusion Criteria:

1. Healthy male or female subjects, 6-12 years of age, inclusive, with a diagnosis of ADHD according to the Diagnostic and Statistical Manual of Mental Disorders-IV (DSM IV), confirmed with the Mini International Neuropsychiatric Interview for Children and Adolescents (MINI-KID).
2. ADHD-RS-IV-Parent Version: Investigator Administered and Scored score of at least 26.
3. CGI-S score of at least 4
4. Weight of at least 20 kg.
5. Free of medication for the treatment of ADHD or any psychosis for at least one week prior to enrollment.

Exclusion Criteria:

1. Current or lifetime diagnosis of major depressive disorder, bipolar disorder, personality disorder, Tourette's disorder, or psychosis not otherwise specified.
2. Currently meeting DSM-IV criteria for pervasive developmental disorder, obsessive compulsive disorder, post-traumatic stress disorder, or any other anxiety disorder as primary diagnosis.
3. Significant systemic disease.
4. Evidence of suicidality within the six months before Screening or at Screening.
5. BMI greater than 95th percentile for the appropriate age and gender.
6. Pregnancy or refusal to practice abstinence during the study for female subjects of childbearing potential (FOCP).
7. Substance or alcohol use during the last three months.
8. Positive urine screen for cotinine, alcohol, or drugs of abuse at Screening.