CClinicalTrials.gg
CompletedNCT00191932Updated Jul 25, 2006

Switching to Duloxetine From Other Antidepressants

A Phase 4 interventional study of Duloxetine in Major Depressive Disorder, sponsored by Eli Lilly and Company. Completed at 14 sites in 4 countries. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2006-07-25.

Sponsored by Eli Lilly and Company · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
360
Allocation
Randomized
Ages
18 Years and older
Sex
All
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Study summary

A multicentre, randomised, open label study of out-patients with major depression who have failed to respond adequately to antidepressant treatment for their current episode of depression. The study compares outcomes associated with two methods of switching from current antidepressant to duloxetine

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Conditions studied

  • Major Depressive Disorder
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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 360 is above the median of 80 across 3,999 interventional studies indexed under Depressive Disorder.

Browse Depressive Disorder studies →

Lead sponsor

Eli Lilly and Company is the lead sponsor of 2,048 studies on the registry; 140 are open to participants now.

Of its 521 completed or terminated interventional studies of FDA-regulated products, 341 (65%) have results posted.

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

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Male and female outpatients of at least 18 years of age, who meet criteria for Major Depressive Disorder (MDD)
  • Currently non- or only partially-responsive to an SSRI antidepressant after at least 5 weeks of treatment

Exclusion criteria

Exclusion Criteria include:

  • Current primary Axis I disorder other than MDD
  • Previous diagnosis of bipolar disorder, schizophrenia, or other psychotic disorders
  • Patients judged to be at serious suicidal risk.
  • Serious medical illness
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Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
360 participants

Interventions

  • DrugDuloxetine
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What researchers measure

Primary outcomes

  1. To test the hypothesis that the efficacy associated with direct switch from SSRI to duloxetine is non-inferior to start-taper switch

Secondary outcomes

  1. To compare the efficacy, health outcomes, safety and tolerability associated with the above two switching methods, as measured by HAMD17, CGI-S, PGI-I, SF-36, spontaneously reported adverse events , vital signs and other measures.

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Study locations

14 sites
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Caen, France
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Cherbourg, France
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Palaiseau, France
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Paris Cedex 14, France
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Rennes, France
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Belfast, Ireland
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Barcelona, Spain
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Madrid, Spain
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Ourense, Spain
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Salamanca, Spain
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Zamora, Spain
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Haywards Heath, United Kingdom
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Horsham, United Kingdom
  • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    Wythenshawe, United Kingdom
08

References and documents

Publications

  • Perahia DG, Quail D, Desaiah D, Corruble E, Fava M. Switching to duloxetine from selective serotonin reuptake inhibitor antidepressants: a multicenter trial comparing 2 switching techniques. J Clin Psychiatry. 2008 Jan;69(1):95-105. doi: 10.4088/jcp.v69n0113. PubMed 18312043 ↗
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 25, 2006, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00191932
Lead sponsor
Eli Lilly and Company
First posted
Sep 19, 2005
Start date
Aug 2004
Completion
Mar 2006
Last update
Jul 25, 2006

Study contacts

Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST)
study director · Eli Lilly and Company
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Jul 2006. You cannot join it, but the record below documents what was studied.

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