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Attention Deficit Hyperactivity Disorder (ADHD)Phase 3NCT02691182

Treatment of Impulsive Aggression in Subjects With ADHD in Conjunction With Standard ADHD Treatment (CHIME 4)

A Phase 3 study testing SPN-810 in people with Attention Deficit Hyperactivity Disorder (ADHD), run by Supernus Pharmaceuticals, Inc. at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Children between the ages of 6-12 years who are diagnosed with impulsive aggression comorbid with ADHD and have participated in the 810P301 or 810P302 study were invited to participate in this study. Read more about this study

Who is it for?
Ages 6 to 17 years
What is being tested?
SPN-810
Could I receive a placebo?
No, everyone receives an active treatment
How many people
491 participants
Where
1 siteUnited States
Study dates
Apr 2016to May 2021
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 6 to 17 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Healthy male or female subjects, who completed and converted from a satisfactory participation in the study 810P301, 810P302, 810P503 and 810P204 or discontinued early from the previous study during the maintenance phase and allowed to enroll only after consultation between the Investigator, the Medical Monitor and the Sponsor.
  • Medically healthy and with clinically normal laboratory profiles, vital signs, and electrocardiograms (ECGs).
  • Existing diagnosis of ADHD, as described by DSM-5 and confirmed by the K-SADS PL 2013 from study 810P301 or 810P302 or by the MINI-KID from study 810P503 or 810P204.
  • Currently receiving monotherapy treatment with FDA-approved ADHD medication (stimulants and non-stimulants).
  • Weight of at least 20 kg.
  • Written Informed Consent obtained from the subject's parent or legally authorized representative (LAR), and written Informed Assent obtained from the subject if appropriate.

Who cannot join

  • Body Mass Index (BMI) in 99th percentile or above.
  • Clinically significant change in health status, safety concern or any other reason that, in the opinion of the Sponsor or the Investigator, would prevent the subject from participating in this study or successfully completing this study.
  • Pregnancy or refusal to practice contraception during the study (for female subjects of childbearing potential and sexually active males).
  • Current substance or alcohol use.
  • Suicidal thoughts or behaviors confirmed at Visit 7 for 810P301 or 810P302, Visit 8 for 810P503 or Visit 6 for 810P204 studies.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • CNS Healthcare of Orlando

    Orlando, Florida, 32801

Other trials in United States

About this study

Official title: Open-Label Extension Study to Evaluate the Long-Term Safety of Molindone Hydrochloride Extended-Release Tablets for the Treatment of Impulsive Aggression in Pediatric and Adolescent Subjects With Attention Deficit/Hyperactivity Disorder (ADHD) in Conjunction With Standard ADHD Treatment

Children between the ages of 6-12 years who are diagnosed with impulsive aggression comorbid with ADHD and have participated in the 810P301 or 810P302 study were invited to participate in this study. This was a Phase 3 open-label extension (OLE) study to collect long-term safety data on the use of SPN-810 in treating impulsive aggression in pediatric subjects with ADHD when taken in conjunction with standard ADHD treatment. After confirmation of eligibility, all subjects were treated with SPN-810. Subjects were given a choice to extend participation in this study every 6 months for up to 36 months.

Read the detailed description

Study 810P304 is a multicenter, open-label, extension study aimed to assess safety of SPN-810 in the treatment of IA in patients aged 6-17 years with ADHD in conjunction with standard ADHD treatment.

The study has three phases: Optimization, Maintenance, and Taper. All subjects who complete the randomized, double-blind portion of study 810P301, 810P302, 810P503 or 810P204 will have the option to participate in the OLE study in which all subjects will receive active Study Medication (SM) treatment. Subjects who choose to participate in the OLE will receive blinded conversion medication kits at Visit 6 of the previous SPN-810 double-blind randomization study (810P301, 810P302) or at Visit 4 for subjects completing the 810P204 study. Subjects, who have completed the 810P503 study and, chose to participate in this study, will receive the blinded conversion card at Visit 7.

Being tested
SPN-810
Medical subject headings
Attention Deficit Disorder with Hyperactivity

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SPN-810Drug

Study groups in NCT02691182
Study groupRoleWhat they receive
Open-label treatment with SPN-810ExperimentalSubjects aged 6-17 years were treated with SPN-810 starting on day 1 with 18 mg/day. The clinician was able to adjust the dose of SPN-810 throughout the study based on subject's response and tolerability within the limits of 6 mg/day and 36 mg/day or, up to 54 mg/day for subjects with a body weight ≥ 30 kg. The subjects were given a choice of extending their participation in the study every 6-month period for up to 36 months
Receives: Drug: SPN-810

What is being measured

The primary outcome is the main question the study is designed to answer.

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

    R-MOAS scale gauges the severity of aggressive behavior: the frequency of the 16 behaviors is rated over the past week in 4 areas (VE, PH, PR, SE). For each open question in each area, the parent-rated the aggressive behaviors on a scale from 0 to 5 or more times. To each area corresponds a weighted category: Verbal Incidents (VE)=1, Incidents Toward Other (PH) =4, Incidents Involving Property (PR)=2 and Incidents Directed Toward Self (SE)=3. Therefore, the sum of each area yields a maximum weighted score of 20 (VE), 120 (PH), 60 (PR), and 90 (SE). The total score is the sum of the four area scores or 0-290; the higher the score, the more severe the aggressive behavior is.

    The data represent the total score change from baseline at each visit for the duration of the study, a total of 60 months. The baseline score represents the total score at the last visit of each double-blind study.

    Measured: 17-time points: Months 3 (V5), 6 (V6), 9 (V7), 12 (V8), 15 (V9), 18 (V10), 21 (V11), 24 (V12), 27 (V13), 30 (V14), 33 (V15), 36 (V16), 39 (V17), 42 (V18), 45 (V19), 48 (V20) and month 60 (Visit 24).

  2. Effect of SPN810 on Impulsive Aggression (IA) Measured by Clinical Global Impression - Severity Scale (CGI-S)

    The Clinical Global Impression - Severity of Illness (CGI-S) is a single item clinician rating of clinician's assessment of the severity of IA behaviors. CGI-S was evaluated by the Investigator at each visit on a 7- point scale with 1=Normal, 2=Borderline ill, 3=Mildly ill, 4=Moderately ill, 5=Markedly ill, 6=Severely ill, and 7=Extremely ill.

    Data represent the change from baseline to each visit during the study. The baseline score represents the total score at the last visit of each double-blind study.

    Measured: 20-time points: Week 2 (V2), Week 4 (V3), Week 8 (V4), Months 3 (V5), 6 (V6), 9 (V7), 12 (V8), 15 (V9),18 (V10), 21 (V11), 24 (V12), 27 (V13), 30 (V14), 33 (V15), 36 (V16), 39 (V17), 42 (V18), 45 (V19), 48 (V20) and month 60 (Visit 24).

  3. Effect of SPN810 on Impulsive Aggression (IA) Measured by Clinical Global Impression - Improvement Scale (CGI-I)

    The Clinical Global Impression - Improvement Scale (CGI-I) is a clinician's assessment of how much the IA behaviors have improved or worsened relative to a baseline state at the beginning of treatment. CGI-I was evaluated by the Investigator at each visit on a 7-point scale with 1=Very much improved, 2= Much improved, 3= Minimally improved, 4= No change, 5= Minimally worse, 6= Much worse, 7= Very much worse.

    Data represent the score at each visit during the study.

    Measured: 20-time points: Week 2 (V2), Week 4 (V3), Week 8 (V4), Months 3 (V5), 6 (V6), 9 (V7), 12 (V8), 15 (V9),18 (V10), 21 (V11), 24 (V12), 27 (V13), 30 (V14), 33 (V15), 36 (V16), 39 (V17), 42 (V18), 45 (V19), 48 (V20) and Month 60 (Visit 24).

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted25 Feb 2016 (estimated)
  2. Study startApr 2016
  3. Primary completionMay 2021
  4. Study completionMay 2021

Why it stopped: The program was shut down due to a lack of efficacy.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
491 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02691182
Sponsor's protocol ID
810P304
Status last verified
Apr 2024
First submitted
2 Feb 2016
Last updated
16 May 2024

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing SPN-810 in people with Attention Deficit Hyperactivity Disorder (ADHD), run by Supernus Pharmaceuticals, Inc. at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 16 May 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 16 May 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Effect of SPN810 on Retrospective-Modified Overt Aggression Scale (R-MOAS) Total Score (time frame: 17-time points: Months 3 (V5), 6 (V6), 9 (V7), 12 (V8), 15 (V9), 18 (V10), 21 (V11), 24 (V12), 27 (V13), 30 (V14), 33 (V15), 36 (V16), 39 (V17), 42 (V18), 45 (V19), 48 (V20) and month 60 (Visit 24).). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 May 2024.

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