A Research Study to Compare the Treatments of a Combination of Elzasonan With Zoloft, to Zoloft Alone, or Placebo in People With Major Depressive Disorder (MDD)
An Eight-Week, Double-Blind, Group-Sequential Design, Placebo Controlled Trial To Evaluate The Safety And Efficacy Of The Co- Administration Of Sertraline And Elzasonan (CP-448,187) In Outpatients With Major Depressive Disorder
1 other identifier
interventional
262
4 countries
19
Brief Summary
The major purpose of the study is to help determine whether giving the combination of Elzasonan with Zoloft to people with depression is a better treatment than taking Zoloft alone. This study will also compare the safety and tolerability of Elzasonan and Zoloft combination to Zoloft alone or placebo.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2
Started Dec 2005
19 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
December 1, 2005
CompletedFirst Submitted
Initial submission to the registry
January 9, 2006
CompletedFirst Posted
Study publicly available on registry
January 11, 2006
CompletedStudy Completion
Last participant's last visit for all outcomes
July 1, 2007
CompletedNovember 3, 2008
October 1, 2008
January 9, 2006
October 30, 2008
Conditions
Outcome Measures
Primary Outcomes (1)
The estimated treatment difference (elzasonan plus sertraline - sertraline monotherapy) in MADRS (Montgomery-Asberg Depression Rating Scale) remission rates at Week 8 in patients with MDD.
Secondary Outcomes (1)
Change from baseline in: MADRS, CGI-I, CGI-S, HAMA, HAMD17, CSFQ, SOS-10 and PGID-D total scores at Week 8. Treatment differences in MADRS response rates at Week 8.
Interventions
Eligibility Criteria
You may qualify if:
- Adult subjects, 18 years of age or older with a diagnosis of recurrent, moderate-to-severe MDD without psychotic features (DSM-IV 296.3x, with a HAMD17 score \>= to 22 and CGI-S \>=4.
- MDD must be the primary psychiatric disorder that motivated the subject to seek treatment and the current episode must be at least 1 month in duration but no longer than 6 months in duration.
You may not qualify if:
- Subjects who, in the investigator's judgement, would require treatment with electroconvulsive therapy (ECT), or antipsychotics, or would require a change in intensity of psychotherapy, or subjects who would require treatment with any other psychotherapeutic drugs during the course of the trial.
- Subjects who have ever been diagnosed with Panic Disorder, Post-Traumatic Stress Disorder, Obsessive-Compulsive Disorder, Bipolar Affective Disorder, Schizophrenia, Schizoaffective Disorder or othe Psychotic Disorder, MDD with a seasonal pattern, or Dissociative Disorders per DSM-IV criteria.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Pfizerlead
Study Sites (19)
Pfizer Investigational Site
Beverly Hills, California, 90210, United States
Pfizer Investigational Site
Norwich, Connecticut, 06360, United States
Pfizer Investigational Site
New York, New York, 10023, United States
Pfizer Investigational Site
Beachwood, Ohio, 44122, United States
Pfizer Investigational Site
Santiago, RM, Chile
Pfizer Investigational Site
Viljandi, Viljandi Mk., 71024, Estonia
Pfizer Investigational Site
Pärnu, 80012, Estonia
Pfizer Investigational Site
Tallinn, 10614, Estonia
Pfizer Investigational Site
Gatchina, Leningradskaya Oblast', 190121, Russia
Pfizer Investigational Site
Moscow, 107076, Russia
Pfizer Investigational Site
Moscow, 115522, Russia
Pfizer Investigational Site
Moscow, 123367, Russia
Pfizer Investigational Site
Rostov-on-Don, 344010, Russia
Pfizer Investigational Site
Saint Petersburg, 190121, Russia
Pfizer Investigational Site
Saint Petersburg, 191180, Russia
Pfizer Investigational Site
Saint Petersburg, 192019, Russia
Pfizer Investigational Site
Saint Petersburg, 193167, Russia
Pfizer Investigational Site
Saint Petersburg, 197110, Russia
Pfizer Investigational Site
Smolensk, 214018, Russia
Related Links
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- STUDY DIRECTOR
Pfizer CT.gov Call Center
Pfizer
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- DOUBLE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
Study Record Dates
First Submitted
January 9, 2006
First Posted
January 11, 2006
Study Start
December 1, 2005
Study Completion
July 1, 2007
Last Updated
November 3, 2008
Record last verified: 2008-10