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Quetiapine Fumarate (SEROQUEL) Compared to Placebo in the Treatment of Adolescent Patients With Schizophrenia

A 6-week, Multicenter, Randomized, Double-blind, Parallel-group, Placebo-controlled, Phase 3b Study of the Efficacy and Safety of Quetiapine Fumarate (SEROQUEL™) Immediate-release Tablets Compared With Placebo in Adolescents With Schizophrenia (Abbreviated)

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00090324
Acronym
ANCHOR 112
Enrollment
249
Registered
2004-08-30
Start date
2004-09-30
Completion date
2007-06-30
Last updated
2013-01-04

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

Conditions

Schizophrenia

Keywords

Schizophrenia

Brief summary

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

Interventions

Sponsors

AstraZeneca
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
13 Years to 17 Years
Healthy volunteers
No

Inclusion criteria

* Patient is able to provide written assent and the parents or legal guardian of the patient is able to provide written informed consent before beginning and study related procedures * Patient has a documented clinical diagnosis of schizophrenia * Patient's parent or legal guardian will be able to accompany the patient at each scheduled study visit

Exclusion criteria

* Patients (female) must not be pregnant or lactating * Patients with a known intolerance or lack of response to previous treatment with quetiapine * Patients who have previously participated in this study

Design outcomes

Primary

MeasureTime frame
Compare efficacy of Quetiapine with placebo in the treatment of schizophrenia as assessed by the PANSS total score, change from baseline to Day 42

Secondary

MeasureTime frame
Compare the effect of Quetiapine with placebo in change from baseline to Day 42 level of functioning, evaluate aggression and hostility; evaluate safety and tolerability

Countries

Germany, India, Malaysia, Philippines, Poland, Russia, Serbia, South Africa, Ukraine, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 25, 2026