NCT03597503

Brief Summary

The purpose of this study was to evaluate the effect of SPN-810 for the treatment of impulsive aggression (IA) in adolescents diagnosed with ADHD when taken in conjunction with standard ADHD treatment.

Trial Health

57
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
41

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started Jul 2018

Geographic Reach
1 country

38 active sites

Status
terminated

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

July 12, 2018

Completed
12 days until next milestone

First Posted

Study publicly available on registry

July 24, 2018

Completed
7 days until next milestone

Study Start

First participant enrolled

July 31, 2018

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 22, 2020

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 22, 2020

Completed
4.1 years until next milestone

Results Posted

Study results publicly available

February 20, 2024

Completed
Last Updated

April 24, 2024

Status Verified

April 1, 2024

Enrollment Period

1.5 years

First QC Date

July 12, 2018

Results QC Date

January 4, 2024

Last Update Submit

April 18, 2024

Conditions

Outcome Measures

Primary Outcomes (1)

  • Effect of SPN-810 Treatment on the Frequency of Impulsive Aggression (IA) Behaviors Measured by the Impulsive Aggression Diary

    The primary efficacy endpoint was percent change (PCHT) in the frequency (unweighted score) of IA behaviors per 7 days in the treatment (titration and maintenance) period relative to the baseline period calculated over the number of days with non-missing IA diary data. PCHT was then calculated as 100 x (T - B)/B, where T and B are IA behavior frequencies per 7 days during the treatment period (from Day 2 through Visit 7, inclusive) and baseline period (Day ≤1), respectively. The IA behavior frequency per 7 days is defined as (SUM/DAY) x 7, where SUM is the total of the IA behaviors reported in the subject IA diary, and DAY is the number of days with a non-missing IA score in the subject IA diary during the specified study period.

    Daily measure from Visit 2 (Day -15) to Visit 7 (Day 36) for a total of 7 weeks

Secondary Outcomes (3)

  • Effect of SPN-810 on Impulsive Aggression (IA) Measured by Clinical Global Impression - Severity Scale (CGI-S)

    From Baseline/Visit 3 (Day 1) to Visit 4 (Day 15), Visit 5 (Day 22), Visit 6 (Day 29), Visit 7 (Day 36)

  • Effect of SPN810 on Retrospective-Modified Overt Aggression Scale (R-MOAS) Total Score

    From Baseline/Visit 3 (Day 1) to Visit 4 (Day 15), Visit 5 (Day 22), Visit 6 (Day 29) and Visit 7 (Day 36).

  • Effect of SPN-810 on Retrospective-Modified Overt Aggression Scale (R-MOAS) Remission Rate

    Visit 4 (Day 15), Visit 5 (Day 22), Visit 6 (Day 29) and Visit 7 (Day 36)

Study Arms (2)

Flexible dose of SPN-810

EXPERIMENTAL

Subjects treated with flexible dose of SPN-810

Drug: SPN-810

Placebo

PLACEBO COMPARATOR

Subjects treated with Placebo

Drug: Placebo

Interventions

Flexible dose

Flexible dose of SPN-810

Placebo

Placebo

Eligibility Criteria

Age12 Years - 17 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17)

You may qualify if:

  • Otherwise, healthy non-smoking, male and females adolescents (12-17 years of age at the time of screening) with a primary diagnosis of ADHD and currently taking an optimized FDA-approved ADHD medication.
  • IA confirmed at screening using R-MOAS scale and Vitiello Aggression Questionnaire.

You may not qualify if:

  • History or current diagnosis of epilepsy, major depressive disorder, bipolar disorder, schizophrenia and other psychotic disorders, personality disorder, Tourette's syndrome or dissociative disorder, autism spectrum disorder, pervasive developmental disorder, obsessive compulsive disorder, post-traumatic stress disorder, or intermittent explosive disorder.
  • Currently meeting DSM-5 criteria for pervasive developmental disorder, obsessive compulsive disorder, post-traumatic stress disorder or intermittent explosive disorder.
  • Known or suspected intelligence quotient (IQ) \<70, active suicidal plan/intent or active suicidal thought, criminal arrest, alcohol or drug use or pregnancy.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (38)

ProScience

Culver City, California, 90230, United States

Location

Neuropsychiatric Research Center of Orange County

Orange, California, 92868, United States

Location

MCB Clinical Research Centers, LLC

Colorado Springs, Colorado, 80910, United States

Location

Children's National Medical Center/Children's Research Institute

Washington D.C., District of Columbia, 20310, United States

Location

Clinical Neuroscience Solutions, Inc

Jacksonville, Florida, 32217, United States

Location

Meridien Research aka Florida Clinical Research Center, LLC

Lakeland, Florida, 33805, United States

Location

Florida Clinical Research Center, LLC.

Maitland, Florida, 32751, United States

Location

Miami Clinical Research

Miami, Florida, 33155, United States

Location

Miami Research Associates

South Miami, Florida, 33143, United States

Location

University of South Florida- Dept. of Psychiatry and Neurosciences

Tampa, Florida, 33613, United States

Location

Atlanta Center for Medical Research

Atlanta, Georgia, 30331, United States

Location

iResearch Atlanta

Decatur, Georgia, 30030, United States

Location

Capstone Clinical Research

Libertyville, Illinois, 60048, United States

Location

AMR Conventions Research

Naperville, Illinois, 60563, United States

Location

Psychiatric Associates

Overland Park, Kansas, 66211, United States

Location

Hugo W Moser Research Institute at Kennedy Krieger

Baltimore, Maryland, 21205, United States

Location

St. Charles Psychiatric Associates Midwest Research Center

Saint Charles, Missouri, 63304, United States

Location

Alivation Research, LLC

Lincoln, Nebraska, 68526, United States

Location

Hassmann Research Institute

Berlin, New Jersey, 08009, United States

Location

Finger Lakes Clinical Research

Rochester, New York, 14618, United States

Location

University of Cincinnati Department of Psychiatry and Behavioral Neuroscience

Cincinnati, Ohio, 45219, United States

Location

Ohio State University Nisonger Center Clinical Trials Program

Columbus, Ohio, 43210, United States

Location

Oklahoma Clinical Research Center

Oklahoma City, Oklahoma, 73112, United States

Location

Paradigm Research Professionals

Oklahoma City, Oklahoma, 73118, United States

Location

CNS Healthcare

Memphis, Tennessee, 38119, United States

Location

Texas Physicians Medical Research Group

Arlington, Texas, 76014, United States

Location

BioBehavioral Research of Austin P.C.

Austin, Texas, 78759, United States

Location

Gaolin Research, LLC

Beaumont, Texas, 77702, United States

Location

Relaro Medical Trials

Dallas, Texas, 75243, United States

Location

InSite Clinical Research

DeSoto, Texas, 75115, United States

Location

Houston Clinical Trials

Houston, Texas, 08009, United States

Location

Dicovery MM Services Inc. Houston

Houston, Texas, 77061, United States

Location

FMCScience

Lampasas, Texas, 76550, United States

Location

Discovery MM Service, Inc. Missouri

Missouri City, Texas, 77459, United States

Location

Clinical Trials of Texas, Inc.

San Antonio, Texas, 78229, United States

Location

Family Psychiatry of the Woodlands

The Woodlands, Texas, 77381, United States

Location

Ericksen Research & Development

Clinton, Utah, 84015, United States

Location

Aspen Clinical Research

Orem, Utah, 84058, United States

Location

MeSH Terms

Conditions

Attention Deficit Disorder with Hyperactivity

Condition Hierarchy (Ancestors)

Attention Deficit and Disruptive Behavior DisordersNeurodevelopmental DisordersMental Disorders

Results Point of Contact

Title
Gianpiera Ceresoli-Borroni/ Director Clinical Development
Organization
Supernus

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: Double-blind, randomized, parallel group, two-arm, placebo-controlled study with flexible dosing
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 12, 2018

First Posted

July 24, 2018

Study Start

July 31, 2018

Primary Completion

January 22, 2020

Study Completion

January 22, 2020

Last Updated

April 24, 2024

Results First Posted

February 20, 2024

Record last verified: 2024-04

Locations