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Efficacy and Safety Study of Seroquel SR in the Treatment of Generalized Anxiety Disorder (SILVER)
This study has been completed.
Sponsored by: AstraZeneca
Information provided by: AstraZeneca
ClinicalTrials.gov Identifier: NCT00322595
  Purpose

The primary purpose of this study is to evaluate the efficacy of (SEROQUEL SR™ ) quetiapine fumarate sustained-release (SR) compared to placebo in the treatment of anxiety symptoms in patients with generalized anxiety disorder (GAD).

PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA.


Condition Intervention Phase
Generalized Anxiety Disorder
Drug: Quetiapine fumarate
Drug: Paroxetine
Phase III

MedlinePlus related topics: Anxiety
Drug Information available for: Paroxetine Paroxetine hydrochloride Paroxetine Mesylate Quetiapine Quetiapine fumarate
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: An International, Multicenter, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled, Active-Controlled Study of the Efficacy and Safety of Sustained-Release Quetiapine Fumarate (Seroquel SR™ ) in the Treatment of Generalized Anxiety Disorder (SILVER)

Further study details as provided by AstraZeneca:

Primary Outcome Measures:
  • To evaluate the efficacy compared to placebo in the treatment of anxiety symptoms in patients with generalized anxiety disorder (GAD) at Day 57 (= end of treatment).

Secondary Outcome Measures:
  • To evaluate efficacy by evaluating response rate.

Estimated Enrollment: 800
Study Start Date: May 2006
Study Completion Date: May 2007
  Eligibility

Ages Eligible for Study:   18 Years to 65 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Male or female aged 18 to 65 years;
  • A diagnosis of generalized anxiety disorder;
  • Absence of current episode of major depression.

Exclusion Criteria:

  • The presence or history of schizophrenia and other psychotic disorders;
  • Hypertension;
  • A current diagnosis of cancer, unless in remission for at least 5 years
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00322595

  Show 89 Study Locations
Sponsors and Collaborators
AstraZeneca
Investigators
Study Director: Seroquel Medical Science Director AstraZeneca
  More Information

AstraZeneca Clinical Trial Information - Outside US  This link exits the ClinicalTrials.gov site

Study ID Numbers: D1448C00011, 2005-005054-46, Silver
Study First Received: May 5, 2006
Last Updated: December 18, 2008
ClinicalTrials.gov Identifier: NCT00322595  
Health Authority: Denmark: Danish Medicines Agency;   Argentina: Administracion Nacional de Medicamentos, Alimentos y Tecnologia Medica;   Bulgaria: Bulgarian Drug Agency;   Canada: Health Canada;   Czech Republic: State Institute for Drug Control;   France: Afssaps - French Health Products Safety Agency;   Finland: National Agency for Medicines;   Germany: Federal Institute for Drugs and Medical Devices;   Greece: National Organization of Medicines;   Italy: National Monitoring Centre for Clinical Trials - Ministry of Health;   Mexico: Federal Commission for Protection Against Health Risks;   Norway: Norwegian Medicines Agency;   Romania: National Medicines Agency;   Slovakia: State Institute for Drug Control;   South Africa: Medicines Control Council;   Spain: Spanish Agency of Medicines;   Sweden: Medical Products Agency

Keywords provided by AstraZeneca:
Anxiety
GAD

Study placed in the following topic categories:
Quetiapine
Anxiety Disorders
Mental Disorders
Paroxetine
Serotonin

Additional relevant MeSH terms:
Neurotransmitter Uptake Inhibitors
Neurotransmitter Agents
Tranquilizing Agents
Disease
Molecular Mechanisms of Pharmacological Action
Physiological Effects of Drugs
Psychotropic Drugs
Central Nervous System Depressants
Antipsychotic Agents
Serotonin Uptake Inhibitors
Pharmacologic Actions
Pathologic Processes
Serotonin Agents
Therapeutic Uses
Antidepressive Agents, Second-Generation
Central Nervous System Agents
Antidepressive Agents

ClinicalTrials.gov processed this record on January 14, 2009