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Efficacy of Seroquel SR in Combination With an Antidepressant in Treatment of Major Depressive Disorder

Phase 3
Completed
Conditions
Major Depressive Disorder
Registration Number
NCT00351910
Lead Sponsor
AstraZeneca
Brief Summary

To evaluate the efficacy of quetiapine fumarate sustained release (Seroquel SR™) in combination with an antidepressant versus an antidepressant alone in patients with Major Depressive Disorder.

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

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
494
Inclusion Criteria
  • Male or female aged 18 to 65 years
  • A documented diagnosis of major depressive disorder
Exclusion Criteria
  • Patients with a DSM IV Axis I disorder other than MDD within 6 months of enrolment
  • Patients with a diagnosis of DSM IV Axis II disorder which has a major impact on the patient's current psychiatric status
  • Patients whose current episode of depression exceeds 12 months or is less than 4 weeks prior to enrolment

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
To evaluate the efficacy of quetiapine fumarate sustained release
(Seroquel SR™) in combination with an antidepressant versus an antidepressant alone in patients with Major Depressive Disorder.
Secondary Outcome Measures
NameTimeMethod
If quetiapine SR in combination with an antidepressant improves health-related quality of life of patients with MDD, compared to an antidepressant alone.

Trial Locations

Locations (1)

Research Site

🇸🇪

Uppsala, Sweden

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