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Treatment of Early Onset Schizophrenia Spectrum Disorders (TEOSS)

This study has been completed.
Study NCT00053703.   Last updated on December 18, 2007.   Information provided by National Institute of Mental Health (NIMH)

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Descriptive Information Fields
Brief Title  Treatment of Early Onset Schizophrenia Spectrum Disorders (TEOSS)
Official Title  Treatment of Schizophrenia and Related Disorders in Children and Adolescents
Brief Summary

This study will evaluate the safety and efficacy of risperidone (Risperdal®), olanzapine (Zyprexa®), and molindone (Moban®) for the treatment of children and adolescents with schizophrenia or schizoaffective disorder.

Detailed Description

Little research has been conducted on the use of psychotropic agents in children and adolescents with early onset schizophrenia spectrum disorders. This study will compare antipsychotic agents with different mechanisms of action in children and adolescents who have schizophrenia or schizoaffective disorder with active psychotic symptoms.

Participants are randomly assigned to receive risperidone (Risperdal), olanzapine (Zyprexa), or molindone (Moban) for 8 weeks. After 11/2005, no additional patients will be assigned to olanzapine treatment. Patients with significant improvement and without side effects continue maintenance therapy for another 44 weeks. Participants who show significant negative symptoms after 8 weeks may be started on a mood stabilizer or antidepressant. Weight gain, metabolic changes, neurocognition, functional outcome, psychotic symptoms, extrapyramidal side effects, and the ability to sustain effective therapy over time are assessed.

Study Phase Phase IV
Study Type  Interventional
Study Design  Treatment, Randomized, Double-Blind, Active Control, Parallel Assignment, Safety/Efficacy Study
Primary Outcome Measure  psychotic symptoms
Secondary Outcome Measure 
Condition  Schizophrenia
Intervention  Drug: Risperidone
Drug: Olanzapine (enrollment closed in this treatment)
Drug: Molindone
MEDLINE PMIDs
Links
Recruitment Information Fields
Recruitment Status  Completed
Enrollment  119
Start Date  February 2002
Completion Date May 2007
Eligibility Criteria 

Inclusion Criteria:

  • Schizophrenia, schizophreniform disorder, or schizoaffective disorder with psychotic symptoms
  • Free of depot antipsychotic medication for at least 6 months. Oral antipsychotic medication at entry into the study is allowed, provided the participant has not had an adequate trial during the present episode of psychosis.
  • If taking antidepressant or mood stabilizing medication, stable dosing for at least 30 days prior to entry.
  • Good physical health

Exclusion Criteria:

  • Risperidone (RIS), olanzapine (OLA)*, or molindone (MOL) for 8 weeks or more during THIS episode, with 2 weeks at the maximal dose (6 mg/day of RIS, 20 mg/day of OLA, or 140 mg/day of MOL)
  • If using antidepressant and/or mood stabilizing medications, treatment for fewer than 30 days immediately before entry
  • Intolerance or nonresponse to RIS, OLA*, or MOL during any previous treatment
  • Bipolar affective disorder,post traumatic stress disorder, personality disorder, or psychosis not otherwise specified
  • Currently meeting DSM IV criteria for major depression episode
  • DSM IV criteria for substance abuse or dependence with intention to continue illicit substance abuse
  • Endocrinological or neurological conditions which confound the diagnosis or are a contraindication to treatment with antipsychotics
  • Mental retardation
  • Risk of suicide or homicide that is not adequately controlled in the current setting
  • Pregnancy or refusal to practice contraception during the study

"*" OLA exclusion not applicable after 11/2005

Gender Both
Ages 8 Years to 19 Years
Accepts Healthy Volunteers No
Contacts ††
Location Countries  United States
Administrative Information Fields
NCT ID  NCT00053703
Organization ID U01 MH62726
Secondary IDs †† DDTR B2-NDS, R01 MH61528, R01 MH61355, R01 MH62726, R01 MH61464
Study Sponsor  National Institute of Mental Health (NIMH)
Collaborators ††
Investigators 
Study Chair:     Linmarie Sikich, M.D.     The University of North Carolina, Chapel Hill    
Information Provided By National Institute of Mental Health (NIMH)
Verification Date December 2007
First Received Date  February 4, 2003
Last Updated Date December 18, 2007

 †    Required WHO trial registration data element.
††   WHO trial registration data element that is required only if it exists.




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