CClinicalTrials.gg
CompletedNCT00051298Updated Jun 12, 2007

Olanzapine Versus Placebo in the Treatment of Adolescents With Schizophrenia

A Phase 3 interventional study of Olanzapine and Placebo in Schizophrenia, sponsored by Eli Lilly and Company. Completed at 25 sites in 2 countries. Open to participants aged 13 Years to 17 Years. Per ClinicalTrials.gov, last updated 2007-06-12.

Sponsored by Eli Lilly and Company · Phase 3, Interventional, and Treatment

Phase
Phase 3
Study type
Interventional
Enrollment
107
Allocation
Randomized
Ages
13 Years to 17 Years
Sex
All
01

Study summary

This study is to determine the efficacy (how well the drug works), safety, and any side effects of olanzapine compared to placebo in the treatment of schizophrenia in adolescents. Both the potential benefits and side effects of olanzapine will be evaluated throughout this trial.

02

Conditions studied

  • Schizophrenia

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03

In context

Schizophrenia

3,471 studies on the registry are indexed under Schizophrenia; 472 are open to participants now.

This study's enrollment of 107 is above the median of 70 across 2,872 interventional studies indexed under Schizophrenia.

Browse Schizophrenia studies →

Lead sponsor

Eli Lilly and Company is the lead sponsor of 2,048 studies on the registry; 140 are open to participants now.

Of its 521 completed or terminated interventional studies of FDA-regulated products, 341 (65%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
13 Years to 17 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Are male or female patients, 13 to 17 years of age
  • Patients must have a diagnosis of schizophrenia per DSM-IV-TR.
  • Female patients of child-bearing potential must test negative for pregnancy at the time of enrollment.
  • Both the patient and the patient's parent/authorized legal representative must understand the nature of the study and must sign a document granting consent.
  • Patients must be capable of swallowing study medication whole (without crushing, dissolving, etc.)

Exclusion criteria

Exclusion Criteria:

  • Female patients who are either pregnant or nursing.
  • Patients with acute or unstable medical conditions.
  • Patients who have been judged clinically to be at serious suicidal risks.
  • Patients who have previously not responded to an adequate dose and/or duration of olanzapine treatment.
  • Patients who currently have delusional disorder, psychotic disorder NOS, schizophreniform, schizoaffective disorder, bipolar disorder, attention deficit/hyperactivity disorder or major depressive disorder.
05

Study design

Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double
Enrollment
107 participants (actual)

Interventions

  • DrugOlanzapine
  • DrugPlacebo
06

What researchers measure

Primary outcomes

  1. Assess the efficacy of a flexible dose of olanzapine compared to placebo in the treatment of adolescents (ages 13 - 17) with schizophrenia using the BPRS-C

Secondary outcomes

  1. Assess secondary efficacy measures to capture additional evidence of efficacy utilizing the CGI-I, CGI-S, PANSS and OAS

  2. Assess the efficacy of olanzapine compared with placebo in improving clinical symptomatology in terms of rate of response

  3. Assess the safety of olanzapine compared with placebo for up to 6 weeks of double-blind treatment and for up to an additional 26 weeks of open-label olanzapine treatment.

  4. Assess the health-related quality of life and cognition associated with olanzapine compared with placebo for up to 6 weeks of double-blind treatment and for up to an additional 26 weeks of open-label olanzapine treatment.

07

Study locations

25 sites
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Little Rock, Arkansas, United States
  • For additional information regarding investigative sites for this trial, contact the Clinical Trials Support Center at 1-877-CTLILLY (1-877-285-4559) or speak with your personal physician
    Cerritos, California, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    San Diego, California, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Washington, District of Columbia, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Jacksonville, Florida, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    North Miami, Florida, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Atlanta, Georgia, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Chicago, Illinois, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Indianapolis, Indiana, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Lake Charles, Louisiana, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Bangor, Maine, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Minneapolis, Minnesota, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Chesterfield, Missouri, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Las Vegas, Nevada, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Cherry Hill, New Jersey, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    New York, New York, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Rochester, New York, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Beachwood, Ohio, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Cincinnati, Ohio, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Hershey, Pennsylvania, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Madison, Tennessee, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Bellaire, Texas, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Salt Lake City, Utah, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Kirkland, Washington, United States
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon-Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hrs, EST), or speak with your personal physician.
    Moscow, Russian Federation
08

References and documents

Publications

  • Kryzhanovskaya LA, Robertson-Plouch CK, Xu W, Carlson JL, Merida KM, Dittmann RW. The safety of olanzapine in adolescents with schizophrenia or bipolar I disorder: a pooled analysis of 4 clinical trials. J Clin Psychiatry. 2009 Feb;70(2):247-58. doi: 10.4088/jcp.08m03538. Epub 2009 Feb 10. Erratum In: J Clin Psychiatry. 2009 Dec;70(12):1729. PubMed 19210948 ↗
  • Kryzhanovskaya L, Schulz SC, McDougle C, Frazier J, Dittmann R, Robertson-Plouch C, Bauer T, Xu W, Wang W, Carlson J, Tohen M. Olanzapine versus placebo in adolescents with schizophrenia: a 6-week, randomized, double-blind, placebo-controlled trial. J Am Acad Child Adolesc Psychiatry. 2009 Jan;48(1):60-70. doi: 10.1097/CHI.0b013e3181900404. PubMed 19057413 ↗
09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jun 12, 2007, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00051298
Lead sponsor
Eli Lilly and Company
First posted
Jan 9, 2003
Start date
Nov 2002
Completion
Apr 2005
Last update
Jun 12, 2007

Study contacts

Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST)
study director · Eli Lilly and Company
View the source record on ClinicalTrials.gov ↗

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