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Safety & Efficacy Study of Quetiapine Fumarate (SEROQUEL®) vs. Placebo and Active Control in Major Depressive Disorder (DIAMOND)

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ClinicalTrials.gov Identifier: NCT00321490
Recruitment Status : Completed
First Posted : May 3, 2006
Last Update Posted : March 25, 2009
Sponsor:
Information provided by:

Study Description
Brief Summary:
This study is to evaluate that (SEROQUEL®) quetiapine sustained-release is efficacious and safe in the treatment of patients with MDD.

Condition or disease Intervention/treatment Phase
Major Depressive Disorder Drug: Quetiapine fumarate Drug: Duloxetine Phase 3

Study Design

Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 600 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double
Primary Purpose: Treatment
Official Title: A Multicenter, Double-Blind, Randomized, Parallel-Group, Placebo-Controlled and Active-Controlled Phase III Study of the Efficacy and Safety of Quetiapine Fumarate Sustained-Release (SEROQUEL®) as Monotherapy in the Treatment of Patients With MDD
Study Start Date : April 2006
Study Completion Date : May 2007

Resource links provided by the National Library of Medicine

U.S. FDA Resources

Arms and Interventions


Outcome Measures

Primary Outcome Measures :
  1. Change from randomization to Week 6 in the Montgomery-Åsberg Depression Rating Scale (MADRS) total score

Secondary Outcome Measures :
  1. Change from randomization to each assessment in the MADRS total score
  2. MADRS response, defined as a ≥50% reduction from randomization in the MADRS total score at Week 6

Eligibility Criteria

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Patient has a documented clinical diagnosis of Major Depressive Disorder.
  • Be able to understand and comply with the requirements of the study.
  • Able to understand and provide written informed consent

Exclusion Criteria:

  • Patients (female) must not be pregnant or lactating
  • Current or past diagnosis of stroke or transient ischemic attack (TIA).
Contacts and Locations

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00321490


  Show 34 Study Locations
Sponsors and Collaborators
AstraZeneca
Investigators
Study Director: Art Lazarus, MD AstraZeneca
More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):

ClinicalTrials.gov Identifier: NCT00321490     History of Changes
Other Study ID Numbers: D1448C00002
Diamond
First Posted: May 3, 2006    Key Record Dates
Last Update Posted: March 25, 2009
Last Verified: March 2009

Keywords provided by AstraZeneca:
MDD
Quetiapine fumarate, sustained release
Depression

Additional relevant MeSH terms:
Depressive Disorder
Depression
Depressive Disorder, Major
Mood Disorders
Mental Disorders
Behavioral Symptoms
Quetiapine Fumarate
Duloxetine Hydrochloride
Antipsychotic Agents
Tranquilizing Agents
Central Nervous System Depressants
Physiological Effects of Drugs
Psychotropic Drugs
Serotonin and Noradrenaline Reuptake Inhibitors
Neurotransmitter Uptake Inhibitors
Membrane Transport Modulators
Molecular Mechanisms of Pharmacological Action
Neurotransmitter Agents
Analgesics
Sensory System Agents
Peripheral Nervous System Agents
Antidepressive Agents
Dopamine Agents