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A Trial of Centanafadine Efficacy and Safety in Adolescents With Attention- Deficit/Hyperactivity Disorder

Phase 3
Completed
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
Registration Number
NCT05257265
Lead Sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Brief Summary

This trial will be conducted to evaluate the efficacy and safety of the Centanafadine extended release (XR) capsules in adolescent subjects (13 - 17 years, inclusive) with ADHD.

Detailed Description

The trial will consist of a screening period of up to 28 days (4 weeks), a 42-day (6-week) double-blind treatment period, and a 7 (+ 2)-day follow-up period.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
459
Inclusion Criteria
  • Males and females aged 13 to 17 years (inclusive) at the time of informed consent/assent.
  • A primary diagnosis of ADHD based on DSM-5 diagnosis criteria as confirmed with the MINI-KID.
  • A minimum symptoms total raw score of ≥ 28 on the ADHD-RS-5 at baseline for all subjects.
  • A score of 4 or higher on the CGI-S-ADHD at baseline.
Exclusion Criteria
  • A comorbid diagnosis of: Tourette's Disorder, Generalized Anxiety Disorder severe enough to interfere with trial procedures, Panic Disorder, Conduct Disorder, Psychosis, Post-traumatic Stress Disorder, Bipolar Disorder, Autism Spectrum Disorder, Binge Eating Disorder, Anorexia, Bulimia, Oppositional Defiant Disorder severe enough to interfere with trial conduct (allowed if it is not the primary focus of treatment), Obsessive-Compulsive Disorder severe enough to interfere with trial conduct (allowed if it is not the primary focus of treatment), or MDD with current major depressive episode.
  • Subjects who are breast-feeding and/or have a positive pregnancy test result prior to receiving IMP.
  • A significant risk of committing suicide based on history and the investigator's clinical judgment, or routine psychiatric status examination, Current suicidal behavior, Imminent risk of injury to self, Active suicidal ideation. History of suicidal behavior (over the last 6 months).
  • BMI ≥ 40 kg/m2 or ≤ 5th percentile for age and gender based on US CDC criteria.
  • Has initiated, changed, or discontinued receiving psychological interventions for ADHD within the 30 days before the screening visit, or is anticipated to start new treatment during the trial.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Centanafadine 328.8 mgCentanafadine HydrochlorideParticipants received centanafadine hydrochloride 328.8 mg XR capsules, orally, QD up to 6 weeks.
Centanafadine 164.4 mgCentanafadine HydrochlorideParticipants received centanafadine hydrochloride 164.4 milligrams (mg) XR capsules, orally, QD up to 6 weeks.
PlaceboPlaceboParticipants received centanafadine matching placebo capsules, orally, QD up to 6 weeks.
Primary Outcome Measures
NameTimeMethod
Attention-Deficit/Hyperactivity Disorder Rating Scale Version 5 (ADHD-RS-5)From baseline to week 6

Change from baseline in the ADHD-RS-5 symptoms total raw score (investigator interview with informant) at Week 6.

Secondary Outcome Measures
NameTimeMethod
Clinical Global Impression - Severity - Attention-Deficit/Hyperactivity Disorder (CGI-S-ADHD)From baseline to week 6

Change from baseline in CGI-S-ADHD at Week 6

Conners-3 Parent Short- Change from baseline in Conners-3 Parent Short at Week 6From baseline to week 6

Trial Locations

Locations (1)

For additional information regarding sites, contact 844-687-8522

🇺🇸

New York, New York, United States

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