CClinicalTrials.gg
CompletedNCT01034995AGATEUpdated Apr 14, 2011

A Trial Evaluating the Efficacy and Tolerability of SSR125543 in Outpatients With Major Depressive Disorder

A Phase 2 interventional study of SSR125543 and escitalopram in Major Depression, sponsored by Sanofi. Completed at 73 sites in 12 countries. Open to participants aged 18 Years to 64 Years. Per ClinicalTrials.gov, last updated 2011-04-14.

Sponsored by Sanofi · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
580
Allocation
Randomized
Ages
18 Years to 64 Years
Sex
All
01

Study summary

Primary Objective:

  • To evaluate the efficacy of three fixed doses of SSR125543 (20 mg daily, 50 mg daily, and 100 mg daily) compared to placebo in outpatients with major depressive disorder, as assessed by the change from baseline (Day -1) to Day 56 in the 17-item Hamilton Depression Rating Scale (HAM-D) total score.

Secondary Objectives:

  • To evaluate the tolerability and safety of SSR125543 in outpatients with major depressive disorder
  • To evaluate plasma concentrations of SSR125543
Read the detailed description

This duration of this trial is 11 weeks.

02

Conditions studied

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 planned enrollment of 580 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, 117 (59%) have results posted.

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

04

Who can participate

Ages eligible
18 Years to 64 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Patients with a diagnosis of major depressive disorder, as defined by the Diagnostic and Statistical Manual of Mental Disorders, 4th edition, Text Revision (DSM-IV-TR) criteria (296.3) and confirmed by the semi-structured Mini International Neuropsychiatric Interview (MINI).

Exclusion criteria

Exclusion criteria:

  • Inpatient hospitalization at screening
  • Symptoms of depression present for \<30 days or >2 years
  • Significant suicide risk
  • Mild depression as measured by standard clinical research scales
  • History of failure to respond to antidepressant treatment
  • Other psychiatric conditions that could obscure the results of the study
  • For women of child-bearing potential, the unwillingness to use highly effective means of birth control

The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.

05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Triple (Participant, Investigator, Outcomes assessor)
Enrollment
580 participants (estimated)

Study arms

  • Experimental
    SSR125543 20 mg

    1 capsule of SSR125543 20 mg + 1 capsule of placebo

    Drug: SSR125543

  • Experimental
    SSR125543 50 mg

    1 capsule of SSR125543 50 mg + 1 capsule of placebo

    Drug: SSR125543

  • Experimental
    SSR125543 100 mg

    2 capsules of SSR125543 50 mg

    Drug: SSR125543

  • Active comparator
    escitalopram 10 mg

    1 capsule of escitalopram 10 mg + 1 capsule of placebo

    Drug: escitalopram

  • Placebo comparator
    placebo

    2 capsules of placebo

    Drug: placebo

Interventions

  • DrugSSR125543

    Pharmaceutical form: capsule Route of administration: oral

  • Drugescitalopram

    Pharmaceutical form: encapsulated tablets Route of administration: oral

  • Drugplacebo

    Pharmaceutical form: capsule Route of administration: oral

06

What researchers measure

Primary outcomes

  1. Change from baseline (Day -1) to Day 56 in the 17-item HAM-D total score

    Time frame: 8 weeks

Secondary outcomes

  1. Change from baseline in HAM-D depressed mood item

    Time frame: 8 weeks

  2. Change from baseline in HAM-D responders (50% improvement)

    Time frame: 8 weeks

  3. Changes from baseline in the HAM-D core and factor scores

    Time frame: 8 weeks

  4. Changes from baseline in the Montgomery-Asberg depression rating scale (MADRS) total score

    Time frame: 8 weeks

  5. Changes from baseline in the Clinical Global Impression (CGI) Severity of Illness score

    Time frame: 8 weeks

07

Study locations

73 sites
  • Sanofi-Aventis Investigational Site Number 056002
    Asse, 1730, Belgium
  • Sanofi-Aventis Investigational Site Number 056003
    Bruxelles, 1180, Belgium
  • Sanofi-Aventis Investigational Site Number 056001
    Liège, 4000, Belgium
  • Sanofi-Aventis Investigational Site Number 124011
    Burlington, L7R 4E2, Canada
  • Sanofi-Aventis Investigational Site Number 124012
    Chatham, N7M 1B7, Canada
  • Sanofi-Aventis Investigational Site Number 124004
    Edmonton, T6L 5X8, Canada
  • Sanofi-Aventis Investigational Site Number 124003
    Gatineau, J9A 1K7, Canada
  • Sanofi-Aventis Investigational Site Number 124001
    Kelowna, V1Y 1Z9, Canada
  • Sanofi-Aventis Investigational Site Number 124006
    Mississauga, L5M 4N4, Canada
  • Sanofi-Aventis Investigational Site Number 124008
    Penticton, V2A 4M4, Canada
  • Sanofi-Aventis Investigational Site Number 124007
    Sherbrooke, J1V 4J7, Canada
  • Sanofi-Aventis Investigational Site Number 124009
    Toronto, M3H 5S4, Canada
  • Sanofi-Aventis Investigational Site Number 152001
    Santiago, 750-0710, Chile
  • Sanofi-Aventis Investigational Site Number 152002
    Santiago, 751-0041, Chile
  • Sanofi-Aventis Investigational Site Number 152003
    Santiago, 756-0356, Chile
  • Sanofi-Aventis Investigational Site Number 152005
    Santiago, 8053095, Chile
  • Sanofi-Aventis Investigational Site Number 152006
    Santiago, 890-0085, Chile
  • Sanofi-Aventis Investigational Site Number 152004
    Santiago, Chile
  • Sanofi-Aventis Investigational Site Number 152007
    Valparaiso, 236-0002, Chile
  • Sanofi-Aventis Investigational Site Number 152008
    Vina Del Mar, Chile
  • Sanofi-Aventis Investigational Site Number 233001
    Tallinn, 10613, Estonia
  • Sanofi-Aventis Investigational Site Number 233002
    Tallinn, 11911, Estonia
  • Sanofi-Aventis Investigational Site Number 233004
    Tallinn, 13419, Estonia
  • Sanofi-Aventis Investigational Site Number 233003
    Tartu, 50406, Estonia
  • Sanofi-Aventis Investigational Site Number 246001
    Helsinki, 00260, Finland
  • Sanofi-Aventis Investigational Site Number 246003
    Helsinki, 00530, Finland
  • Sanofi-Aventis Investigational Site Number 246005
    Järvenpää, 04400, Finland
  • Sanofi-Aventis Investigational Site Number 246002
    Tampere, 33200, Finland
  • Sanofi-Aventis Investigational Site Number 246004
    Turku, 20100, Finland
  • Sanofi-Aventis Investigational Site Number 250008
    Arcachon, 33120, France
  • Sanofi-Aventis Investigational Site Number 250007
    Dole, 39100, France
  • Sanofi-Aventis Investigational Site Number 250006
    Elancourt, 78990, France
  • Sanofi-Aventis Investigational Site Number 250001
    Grenoble, 38043, France
  • Sanofi-Aventis Investigational Site Number 250003
    Montpellier Cedex 05, 34295, France
  • Sanofi-Aventis Investigational Site Number 250005
    Nimes Cedex 9, 30029, France
  • Sanofi-Aventis Investigational Site Number 250004
    Orvault, 44700, France
  • Sanofi-Aventis Investigational Site Number 250002
    Toulouse, 31000, France
  • Sanofi-Aventis Investigational Site Number 276008
    Achim, 28832, Germany
  • Sanofi-Aventis Investigational Site Number 276002
    Berlin, 10629, Germany
  • Sanofi-Aventis Investigational Site Number 276004
    Dresden, 01307, Germany
  • Sanofi-Aventis Investigational Site Number 276005
    Leipzig, 04107, Germany
  • Sanofi-Aventis Investigational Site Number 276006
    Mannheim, 68159, Germany
  • Sanofi-Aventis Investigational Site Number 276007
    München, 80333, Germany
  • Sanofi-Aventis Investigational Site Number 276001
    Schwerin, 19053, Germany
  • Sanofi-Aventis Investigational Site Number 276003
    Würzburg, 97070, Germany
  • Sanofi-Aventis Investigational Site Number 528001
    Den Haag, 2512 VA, Netherlands
  • Sanofi-Aventis Investigational Site Number 643006
    Moscow, 117152, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643005
    Nizhny Novgorod, 603155, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643008
    Rostov-Na-Donu, 344010, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643010
    Saint-Petersburg, 190121, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643004
    Samara, 443016, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643007
    Smolensk, 214019, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643009
    St-Petersburg, 190121, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643011
    St-Petersburg, 191119, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643003
    St-Petersburg, 192019, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643002
    St-Petersburg, 194044, Russian Federation
  • Sanofi-Aventis Investigational Site Number 643001
    St.-Petersburg, 190005, Russian Federation
  • Sanofi-Aventis Investigational Site Number 703101
    Bratislava 2, 82606, Slovakia
  • Sanofi-Aventis Investigational Site Number 703102
    Bratislava, 81107, Slovakia
  • Sanofi-Aventis Investigational Site Number 703104
    Michalovce, 07101, Slovakia
  • Sanofi-Aventis Investigational Site Number 703105
    Rimavska Sobota, 979 12, Slovakia
  • Sanofi-Aventis Investigational Site Number 703103
    Roznava, 04801, Slovakia
  • Sanofi-Aventis Investigational Site Number 710005
    Cape Town, 7530, South Africa
  • Sanofi-Aventis Investigational Site Number 710001
    Cape Town, 7646, South Africa
  • Sanofi-Aventis Investigational Site Number 710006
    Centurion, 0157, South Africa
  • Sanofi-Aventis Investigational Site Number 710002
    Durban, 3629, South Africa
  • Sanofi-Aventis Investigational Site Number 710003
    Pretoria, 0181, South Africa
  • Sanofi-Aventis Investigational Site Number 710004
    Somerset West, 7130, South Africa
  • Sanofi-Aventis Investigational Site Number 752004
    Linköping, 582 16, Sweden
  • Sanofi-Aventis Investigational Site Number 752002
    Lund, 223 61, Sweden
  • Sanofi-Aventis Investigational Site Number 752003
    Malmö, 211 52, Sweden
  • Sanofi-Aventis Investigational Site Number 752005
    Stockholm, 112 34, Sweden
  • Sanofi-Aventis Investigational Site Number 752001
    Uppsala, 753 10, Sweden
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 14, 2011, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT01034995
Lead sponsor
Sanofi
First posted
Dec 18, 2009
Start date
Feb 2010
Primary completion
Mar 2011
Completion
Mar 2011
Last update
Apr 14, 2011

Study contacts

Clinical Sciences & Operations
study director · Sanofi

Oversight

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

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