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Study Evaluating the Efficacy and Safety of Desvenlafaxine Tablets in Adult Outpatients With Major Depressive Disorder

A Multicenter, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Evaluate the Efficacy and Safety of 2 Fixed Doses (50 mg, 100 mg) of Desvenlafaxine Sustained-Release Tablets in Adult Outpatients With Major Depressive Disorder

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00300378
Enrollment
480
Registered
2006-03-08
Start date
2006-03-31
Completion date
2007-01-31
Last updated
2007-12-05

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

Conditions

Depressive Disorder, Major

Keywords

Depression, Adult, Outpatients

Brief summary

The primary objective is to compare the antidepressant efficacy, safety, and tolerability of DVS SR versus placebo in subjects with Major Depressive Disorder. Additional objectives include testing both general and functional quality-of-life outcomes and satisfaction with therapy reported by the subject.

Interventions

Sponsors

Wyeth is now a wholly owned subsidiary of Pfizer
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

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

Inclusion criteria

* A primary diagnosis of MDD * Depressive symptoms for at least 30 days before the screening visit.

Exclusion criteria

* Treatment with DVS SR at any time in the past. * Known hypersensitivity to venlafaxine * Significant risk of suicide based on clinical judgment

Design outcomes

Primary

MeasureTime frame
The primary efficacy variable will be the change from baseline on the 17-item of the Hamilton Depression rating scale (HAM-D17 score) at the final on therapy evaluation

Secondary

MeasureTime frame
The Global Clinical Improvement will be the key secondary efficacy variable.

Countries

Croatia, Estonia, Finland, France, Latvia, Lithuania, Poland, Romania, Slovakia, South Africa

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 17, 2026