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Comparison of Atomoxetine and Placebo in Children and Adolescents With ADHD and ODD

A Randomized, Double-Blind Comparison of Atomoxetine Hydrochloride and Placebo in Child and Adolescent Outpatients With Attention-Deficit/Hyperactivity Disorder and Comorbid Oppositional Defiant Disorder

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00191698
Enrollment
226
Registered
2005-09-19
Start date
2003-12-31
Completion date
2007-11-30
Last updated
2008-10-31

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Attention Deficit Hyperactivity Disorder, Oppositional Defiant Disorder

Brief summary

The purpose of this trial is to test the effectiveness of atomoxetine in treating symptoms of ODD in children with ADHD and ODD.

Interventions

DRUGatomoxetine hydrochloride
DRUGplacebo

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
6 Years to 12 Years
Healthy volunteers
Yes

Inclusion criteria

* Patients are male or female outpatients who are at least 6 years of age and not more than 12 years of age at study entry. * Patients must meet DSM-IV diagnostic criteria for ADHD and ODD. * If other comorbid conditions are present, either the ADHD or the ODD diagnosis must be the patient's primary diagnosis. * Patients must have laboratory results, including serum chemistries, hematology, and urinalysis showing no significant abnormalities. * Patients must have an ECG performed at study entry that is absent of any abnormality that, in the opinion of the physician, should exclude the patient.

Exclusion criteria

* Patients who weigh less than 20 kg or greater than 60 kg at study entry. * Patients who have a history of Bipolar I or II disorder, psychosis, or pervasive developmental disorder. * Patients who have a current diagnosis of Major Depressive Disorder (\[MDD\]; with or without psychotic features), PTSD, or CDRS-R total raw score \>40 at study entry. * Patients with a history of any seizure disorder. * Patients determined by the investigator to be at serious suicidal risk.

Design outcomes

Primary

MeasureTime frame
Mean reduction in ODD symptoms using the Swanson, Nolan and Pelham Rating Scale-Revised (SNAP-IV), atomoxetine vs placeboover 8 weeks

Secondary

MeasureTime frame
Mean change in ratings on the Oppositional subscale of the SNAP-IVover 8 weeks
Mean change in ADHD symptoms by ADHD subscales of the SNAP-IV, 2.4 mg/kg/day vs 1.2 mg/kg/day.over 4 weeks
Mean change in ratings on the Clinical Global Impressions-Severity (CGI-S).over 8 weeks
Mean change in the investigator-rated SNAP-IV ADHD subscales, atomoxetine vs placeboover 8 weeks
Environmental stress exacerbation of ODD symptoms by Social Readjustment Rating Scale (SRRS).8 weeks, 12 weeks
Adverse events (AEs)over 1 year
Psychosocial functioning as measured by the total score on the Attention Deficit Hyperactivity Disorder Impact Module (AIM).over 8 weeks

Countries

Australia, Belgium, Denmark, Finland, Germany, Netherlands, Spain, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 20, 2026