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Efficacy of SEROQUEL in Selective Serotonin Reuptake Inhibitors (SSRI)-Resistant Major Depressive Disorder

An Open-Label, Non-Comparative, Multi-Centre, Phase II Prospective Trial to Assess the Efficacy of Quetiapine Fumarate Augmentation of Selective Serotonin Reuptake Inhibitors (SSRIs) in SSRI-Resistant Major Depressive Disorder.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00733668
Acronym
UNIQUE
Enrollment
Unknown
Registered
2008-08-13
Start date
2006-03-31
Completion date
2007-11-30
Last updated
2009-03-25

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

Conditions

Major Depressive Disorder

Keywords

considered, entry, into, the study, SSRI, Seroquel, Quetiapine, fumarate, antipsychotic

Brief summary

An open-label, non-comparative, multi-centre, phase II prospective trial to assess the efficacy of Quetiapine fumarate augmentation of selective serotonin reuptake inhibitors (SSRIs) in SSRI-resistant major depressive disorder.

Interventions

300 mg, PO, 100 mg morning, 200 mg evening, 4 weeks

Sponsors

AstraZeneca
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Inform consent * Male and female, age between 18 and 65 years. * Naïve to any atypical antipsychotic * A diagnosis of major depressive disorder

Exclusion criteria

* No use of fluvoxamine * Patients with a history of bipolar I or II disorder * Diagnosis of psychotic major depression disorder

Design outcomes

Primary

MeasureTime frame
The Montgomery-Asberg Depression Scale (MADRS) scoreVisit 1 - > 5

Secondary

MeasureTime frame
Sheehan Disability Scale (SDS) scoreVisit 1 - > 5 (1 week between each visit)
The Symptom Checklist 90 Revisred (SCL-90-R) scoreVisit 1 - > 5 (1 week between each visit)
The Brief psychiatric Rating Scale (BPRS) scoreThe Clinical Global impression (CGI) scorePatient reported outcomes (PROs)Visit 1 - > 5 (1 week between each visit)

Countries

Belgium

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026