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CompletedNCT00629551COMPASSUpdated May 26, 2016

An Eight-week Study of Saredutant and Paroxetine as Combination Treatment for Major Depressive Disorder

A Phase 3 interventional study of saredutant (SR48968) and paroxetine in Depressive Disorder, Major, sponsored by Sanofi. Completed at 8 sites in 8 countries. Open to participants aged 18 Years to 65 Years. Per ClinicalTrials.gov, last updated 2016-05-26.

Sponsored by Sanofi · Phase 3, Interventional, and Treatment

Phase
Phase 3
Study type
Interventional
Enrollment
825
Allocation
Randomized
Ages
18 Years to 65 Years
Sex
All
01

Study summary

The main purpose of this study is to evaluate the efficacy of saredutant 100mg or 30mg once daily in combination with paroxetine 20mg once daily compared to saredutant placebo in combination with paroxetine 20mg once daily in patients with major depressive disorder. The study also includes a double-placebo group (saredutant placebo in combination with paroxetine placebo).

02

Conditions studied

  • Depressive Disorder, Major

Keywords

  • Major Depressive Disorder
  • Depression
  • Major Depressive Episode
  • Antidepressant
03

In context

Depressive Disorder

4,845 studies on the registry are indexed under Depressive Disorder; 514 are open to participants now.

This study's enrollment of 825 is above the median of 80 across 3,999 interventional studies indexed under Depressive Disorder.

Browse Depressive Disorder studies →

Lead sponsor

Sanofi is the lead sponsor of 1,508 studies on the registry; 90 are open to participants now.

Of its 198 completed or terminated interventional studies of FDA-regulated products, 118 (60%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 65 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Outpatients with recurrent Major Depressive Disorder

Exclusion criteria

Exclusion Criteria:

  • Symptoms of current depressive episode for less than 30 days or more than 2 years
  • Mild depression, as measured by standard clinical research scales
  • Significant suicide risk
  • Lack of sexual activity (including masturbation)
  • Other psychiatric conditions that would obscure the results of the study
  • History of failure to respond to antidepressant treatment
  • Pregnancy or breast-feeding
05

Study design

Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
825 participants (actual)

Study arms

  • Experimental
    Saredutant 100mg and Paroxetine 20 mg

    combined saredutant 100mg and paroxetine 20mg once daily for a maximum of 8 weeks

    Drug: saredutant (SR48968) · Drug: paroxetine

  • Experimental
    Saredutant 30mg and Paroxetine 20mg

    combined saredutant 30mg and paroxetine 20mg once daily for a maximum of 8 weeks

    Drug: saredutant (SR48968) · Drug: paroxetine

  • Active comparator
    Paroxetine 20 mg and saredutant placebo

    paroxetine 20mg and saredutant placebo once daily for a maximum of 8 weeks

    Drug: paroxetine · Drug: placebo

  • Placebo comparator
    Placebo

    Saredutant placebo and paroxetine placebo once daily for one week during screening period and maximum of 8 weeks for the active phase

    Drug: placebo

Interventions

  • Drugsaredutant (SR48968)

    oral administration,capsules

  • Drugparoxetine

    oral administration, capsules

  • Drugplacebo

    oral administration, capsules

06

What researchers measure

Primary outcomes

  1. Change from baseline in the Hamilton Depression Rating Scale (HAM-D) total score

    Time frame: 8 weeks

  2. Change from Baseline in the Changes in Sexual Functioning Questionnaire (CSFQ) total score

    Time frame: weeks

Secondary outcomes

  1. Change from baseline in the Clinical Global Impression severity of illness score

    Time frame: 8 weeks

  2. Change from baseline in the HAM-D depressed mood item scores

    Time frame: 8 weeks

07

Study locations

8 sites
  • Sanofi-Aventis Administrative Office
    Bridgewater, New Jersey 08807, United States
  • Sanofi-Aventis Administrative Office
    Santiago, Chile
  • Sanofi-Aventis Administrative Office
    Tallinn, Estonia
  • Sanofi-Aventis Administrative Office
    Berlin, Germany
  • Sanofi-Aventis Administrative Office
    Seoul, Korea, Republic of
  • Sanofi-Aventis Administrative Office
    Mexico, Mexico
  • Sanofi-Aventis Administrative Office
    Moscow, Russian Federation
  • Sanofi-Aventis Administrative Office
    Midrand, South Africa
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 26, 2016, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT00629551
Lead sponsor
Sanofi
Responsible party
Sponsor
First posted
Mar 6, 2008
Start date
Feb 2008
Primary completion
Feb 2009
Completion
Feb 2009
Last update
May 26, 2016

Study contacts

ICD CSD
study director · Sanofi

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2016. You cannot join it, but the record below documents what was studied.

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