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Completed Phase 3 Interventional Results available

Quetiapine Fumarate (SEROQUEL) in the Treatment of Adolescent Patients With Schizophrenia and Bipolar I Disorder

ClinicalTrials.gov ID: NCT00227305

Public ClinicalTrials.gov record NCT00227305. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 31, 2026, 9:54 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A 26-week, Multicenter, Open-label Phase 3b Study of the Safety and Tolerability of Quetiapine Fumarate (SEROQUEL™) Immediate-release Tablets in Daily Doses of 400 mg to 800 mg in Children and Adolescents With Bipolar I Disorder and Adolescents With Schizophrenia (Abbreviated)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to demonstrate the efficacy and safety of quetiapine fumarate (SEROQUEL) in the treatment of adolescent patients with schizophrenia and bipolar I disorder.

Study identification

NCT ID
NCT00227305
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
381 participants

Conditions and interventions

Eligibility (public fields only)

Age range
10 Years to 17 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Aug 2004 (Type not available)
Primary completion
Dec 2007 (Actual)
Completion
Dec 2007 (Actual)
Last update posted
Jan 8, 2013

2004 – 2007

United States locations

U.S. sites
31
U.S. states
18
U.S. cities
31
Facility City State ZIP Site status
Research Site Dothan Alabama — —
Research Site Scottsdale Arizona — —
Research Site Cerritos California — —
Research Site Riverside California — —
Research Site Sacramento California — —
Research Site San Diego California — —
Research Site Denver Colorado — —
Research Site Altamonte Springs Florida — —
Research Site Jacksonville Florida — —
Research Site Miami Florida — —
Research Site Chicago Illinois — —
Research Site Oak Brook Illinois — —
Research Site Newton Kansas — —
Research Site Overland Park Kansas — —
Research Site New Orleans Louisiana — —
Research Site Las Vegas Nevada — —
Research Site Rochester New York — —
Research Site Cincinnati Ohio — —
Research Site Cleveland Ohio — —
Research Site Lyndhurst Ohio — —
Research Site Oklahoma City Oklahoma — —
Research Site Philadelphia Pennsylvania — —
Research Site Memphis Tennessee — —
Research Site Austin Texas — —
Research Site Houston Texas — —
Research Site San Antonio Texas — —
Research Site Richmond Virginia — —
Research Site Virginia Beach Virginia — —
Research Site Bellevue Washington — —
Research Site Kirkland Washington — —
Research Site Milwaukee Wisconsin — —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 17 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00227305, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 8, 2013 · Synced Oct 31, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00227305 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →