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Trial · NCT00672958

Efficacy and Safety of Vortioxetine (Lu AA21004) in Treating Adults With Major Depressive Disorder

NCT00672958, Phase 3, Completed, Takeda; results first posted 2013-12-13

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Efficacy and Safety of Vortioxetine (Lu AA21004) in Treating Adults With Major Depressive Disorder. Trials, record NCT00672958. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00672958

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Efficacy and Safety of Vortioxetine (Lu AA21004) in Treating Adults With Major Depressive Disorder
NCT number
NCT00672958
Status
Completed
Phases
Phase 3
Enrollment
600 participants, actual
Lead sponsor
Takeda
Conditions
Major Depressive Disorder
Interventions
Vortioxetine, Placebo
First posted
2008-05-06
Last updated
2013-12-13
Results first posted
2013-12-13

Source ClinicalTrials.gov

Registered outcomes13

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange From Baseline in the 24-item Hamilton Depression Scale Total Score at Week 6Baseline and Week 6
The HAM-D24 is a clinician-rated 24-item scale for assessing the severity of depression symptoms. The scores for each item range from 0 to 4 or 0 to 2, where 0 represents no symptoms. The rating is based on the past 7 days prior to the time of assessment. The total score range is from 0 to 74 where a higher score indicates a greater depressive state. Least squares (LS) means were from an Analysis of Covariance (ANCOVA) model with treatment and center as fixed factors and the baseline value as a covariate.
PrimaryChange From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedBaseline and Weeks 1, 2, 3, 4 and 5
The HAM-D24 is a clinician-rated 24-item scale for assessing the severity of depression symptoms. The scores for each item range from 0 to 4 or 0 to 2, where 0 represents no symptoms. The rating is based on the past 7 days prior to the time of assessment. The total score ranges from 0 to 74 where a higher score indicates a greater depressive state. LS means were from an ANCOVA model with treatment and center as fixed factors and the Baseline value as a covariate.
SecondaryPercentage of Responders in HAM-D24 Total Score by Study VisitBaseline and Weeks 1, 2, 3, 4, 5 and 6.
A responder is defined as a participant with a ≥50% decrease from Baseline in HAM-D24 total score. The HAM-D24 is a clinician-rated 24-item scale for assessing the severity of depression symptoms. The scores for each item range from 0 to 4 or 0 to 2, where 0 represents no symptoms. The rating is based on the past 7 days prior to the time of assessment. The total score ranges from 0 to 74, where a higher score indicates a greater depressive state.
SecondaryPercentage of Participants in MADRS Remission at Week 6Week 6
Remission is defined as a participant with a Montgomery Åsberg Depression Rating Scale (MADRS) total score ≤10. The MADRS is a depression rating scale consisting of 10 items, each rated 0 to 6. The 10 items represent the core symptoms of depressive illness. The overall score ranges from 0 (symptoms absent) to 60 (severe depression). Decrease in the total score or on individual items indicates improvement.
SecondaryPercentage of Participants With a Sustained Response in HAM-D24Baseline to Week 6A sustained response is defined as a ≥20% decrease from Baseline in HAM-D24 total score obtained at Week 1 and sustained through Week 5 and at least 50% decrease from Baseline at Week 6.
SecondaryChange From Baseline in Montgomery Åsberg Depression Rating Scale (MADRS) Total ScoreBaseline and Weeks 1, 2, 3, 4, 5 and 6.
The MADRS is a depression rating scale consisting of 10 items, each rated 0 to 6. The 10 items represent the core symptoms of depressive illness. The overall score ranges from 0 (symptoms absent) to 60 (severe depression). A decrease in the total score or on individual items indicates improvement. Least square means are from an ANCOVA model with treatment and center as fixed factors and the Baseline value as a covariate.
SecondaryChange From Baseline in Hamilton Anxiety Scale (HAM-A)Baseline and Weeks 1, 2, 4 and 6.
The HAM-A is an anxiety rating scale consisting of 14 items that assess anxious mood, tension, fear, insomnia, intellectual (cognitive) symptoms, depressed mood, behavior at interview, somatic (sensory), cardiovascular, respiratory, gastrointestinal, genitourinary, autonomic and somatic (muscular) symptoms. Each symptom is rated from 0 (absent) to 4 (maximum severity). Total scores range from 0 to 56, where \<17 indicates mild severity, 18-24 mild to moderate severity and 25-30 moderate to severe. Total scores above 30 are rare, but indicate very severe anxiety. Least squares means are from an ANCOVA model with treatment and center as fixed factors and the Baseline value as a covariate.
SecondaryChange From Baseline in Clinical Global Impression Scale-Severity of IllnessBaseline and Weeks 1, 2, 3, 4, 5 and 6.
The Clinical Global Impression - Severity scale (CGI-S) is a 7-point scale that requires the clinician to rate the severity of the patient's illness at the time of assessment, relative to the clinician's past experience with patients who have the same diagnosis. Considering total clinical experience, a patient is assessed on severity of mental illness on the following scale: 1, normal, not at all ill; 2, borderline mentally ill; 3, mildly ill; 4, moderately ill; 5, markedly ill; 6, severely ill; or 7, extremely ill. LS means were from an ANCOVA model with treatment and center as fixed factors and the Baseline value as a covariate.
SecondaryClinical Global Impression Scale-Global Improvement ScaleBaseline and Weeks 1, 2, 3, 4, 5 and 6.
The Clinical Global Impression - Global Improvement scale assesses the participant's improvement (or worsening) as assessed by the clinician relative to Baseline on a 7-point scale: 1, very much improved; 2, much improved; 3, minimally improved; 4, no change; 5, minimally worse; 6, much worse; or 7, very much worse. LS means were from an ANCOVA model with treatment and center as fixed factors and the CGI-S Baseline value as a covariate.
SecondaryChange From Baseline in Montgomery-Åsberg Depression Rating Scale - Self-assessment (MADRS-S)Baseline and Weeks 1, 4 and 6.
The MADRS-S is a patient-reported outcome measure based on MADRS, administered to evaluate treatment effectiveness in depression. This scale consists of 9 items assessing patients' mood, feelings of unease, sleep, appetite, ability to concentrate, initiative, emotional involvement, pessimism and zest for life. Each item is scored between 0 (best) and 3 (worst). The total score is calculated by summing the answers of the nine items, ranging between 0 and 27 (higher scores indicate increased impairment). LS means are from an ANCOVA model with treatment and center as fixed factors and the Baseline value as a covariate.

Outcomes13

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in the 24-item Hamilton Depression Scale Total Score at Week 6Baseline and Week 6
The full analysis set, which includes all randomized participants who received at least 1 dose of study drug and had at least 1 postbaseline value for assessment of primary efficacy. Last observation carried forward (LOCF) was used.
scores on a scaleLEAST_SQUARES_MEAN
PRIMARYChange From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedBaseline and Weeks 1, 2, 3, 4 and 5Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYPercentage of Responders in HAM-D24 Total Score by Study VisitBaseline and Weeks 1, 2, 3, 4, 5 and 6.Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.percentage of participantsNUMBER
SECONDARYPercentage of Participants in MADRS Remission at Week 6Week 6Full analysis set; LOCF was used.percentage of participantsNUMBER
SECONDARYPercentage of Participants With a Sustained Response in HAM-D24Baseline to Week 6Full analysis set. Participants with missing values were classified as nonsustained responders/remitters.percentage of participantsNUMBER
SECONDARYChange From Baseline in Montgomery Åsberg Depression Rating Scale (MADRS) Total ScoreBaseline and Weeks 1, 2, 3, 4, 5 and 6.Full analysis set. LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Hamilton Anxiety Scale (HAM-A)Baseline and Weeks 1, 2, 4 and 6.Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Clinical Global Impression Scale-Severity of IllnessBaseline and Weeks 1, 2, 3, 4, 5 and 6.Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYClinical Global Impression Scale-Global Improvement ScaleBaseline and Weeks 1, 2, 3, 4, 5 and 6.Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Montgomery-Åsberg Depression Rating Scale - Self-assessment (MADRS-S)Baseline and Weeks 1, 4 and 6.Full analysis set; LOCF was used. n indicates the number of patients included in the analysis at each time point.scores on a scaleLEAST_SQUARES_MEAN

Results by group116

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Week 6Placebo-13.87Standard Error 0.662scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Week 6Vortioxetine-14.61Standard Error 0.650scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedPlaceboWeek 1 (n=281, 286)-6.03Standard Error 0.394scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedVortioxetineWeek 1 (n=281, 286)-5.96Standard Error 0.387scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedPlaceboWeek 2 (n= 286, 291)-9.30Standard Error 0.505scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedVortioxetineWeek 2 (n= 286, 291)-9.05Standard Error 0.496scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedPlaceboWeek 3 (n= 286, 292)-11.05Standard Error 0.545scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedVortioxetineWeek 3 (n= 286, 292)-11.73Standard Error 0.536scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedPlaceboWeek 4 (n= 286, 292)-12.33Standard Error 0.579scores on a scale
Change From Baseline in the 24-item Hamilton Depression Scale Total Score at Other Weeks AssessedVortioxetineWeek 4 (n= 286, 292)-12.66Standard Error 0.568scores on a scale

Participant flow10

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo300
Overall StudySTARTEDVortioxetine300
Overall StudySafety SetPlacebo298
Overall StudySafety SetVortioxetine299
Overall StudyFull Analysis SetPlacebo286
Overall StudyFull Analysis SetVortioxetine292
Overall StudyCOMPLETEDPlacebo236
Overall StudyCOMPLETEDVortioxetine244
Overall StudyNOT COMPLETEDPlacebo64
Overall StudyNOT COMPLETEDVortioxetine56

Adverse events64

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNauseaGastrointestinal disordersPlacebo28298
otherNauseaGastrointestinal disordersVortioxetine57299
otherDiarrhoeaGastrointestinal disordersPlacebo21298
otherDiarrhoeaGastrointestinal disordersVortioxetine34299
otherDry mouthGastrointestinal disordersPlacebo19298
otherDry mouthGastrointestinal disordersVortioxetine25299
otherAbdominal painGastrointestinal disordersPlacebo3298
otherAbdominal painGastrointestinal disordersVortioxetine12299
otherDyspepsiaGastrointestinal disordersPlacebo10298
otherDyspepsiaGastrointestinal disordersVortioxetine5299

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPlacebo
Total, all-cause mortalityVortioxetine
Total, other adverse eventsPlacebo142298
Total, other adverse eventsVortioxetine168299
Total, serious adverse eventsPlacebo4298
Total, serious adverse eventsVortioxetine7299

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
22963932RESULT

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons1

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

Comparison
Vortioxetine vs Placebo: serious adverse events

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00672958

GET https://conductscience.org/api/trials/v1/NCT00672958/results?page=2