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A study to evaluate the cognitive effect of a product named vortioxetine (used in depression) for patient with inadequate effect of other drugs for depression. These effects will be compared to those induced by a marketed comparator. Investigator and subjects will be blinded.

An interventional, randomised, double-blind, parallel-group, active-comparator, flexible-dose study on the efficacy of vortioxetine versus escitalopram on cognitive dysfunction in patients with inadequate response to current antidepressant treatment of major depressive disorder

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2014-000231-16-DE
Enrollment
130
Registered
2014-08-06
Start date
2014-10-07
Completion date
Unknown
Last updated
2016-04-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Major Depressive Disorder and cognitive impairment MedDRA version: 17.1 Level: PT Classification code 10057840 Term: Major depression System Organ Class: 10037175 - Psychiatric disorders

Interventions

Sponsors

H. Lundbeck A/S
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - The patient has MDD, diagnosed according to DSM-IV-TR™ recurrent MDE (classification 296.3x) as confirmed using the Mini International Neuropsychiatric Interview (MINI). - The patient has depressive symptoms currently considered as non- or only partially responsive (inadequate response), to one adequate course of SSRI/SNRI antidepressant monotherapy and is candidate for a switch in the investigator's opinion. - The patient wants to stop taking his/her current SSRI/SNRI treatment due to inadequate response confirmed by the Antidepressant Treatment Response Questionnaire (ATRQ), 25. - The patient is a man or woman aged =18 and =65 years. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) no F.1.2.1 Number of subjects for this age range 120 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 10

Exclusion criteria

Exclusion criteria: - The patient has a score =70 on the DSST (Number of Correct Symbols) at the Baseline Visit. - The patient has physical, cognitive, or language impairment of such severity as to adversely affect the validity of the data derived from the neuropsychological tests. - The patient has any current psychiatric disorder or Axis I disorder (according to DSMIV-TR™ criteria) other than MDD, as assessed using MINI. - The patient has a current or has had a diagnosis of dysthymic disorder within 3 months preceding the onset of current episode (DSM-IV-TR™ criteria). - The patient has borderline, schizotypal, schizoid, paranoid, histrionic, antisocial personality disorders (axis II) as comorbid or primary diagnosis (DSM-IV-TR™ criteria). - The patient has history of previous MDEs considered as treatment resistant defined as inadequate response (incomplete or no therapeutic response) to two prior courses of at least 6 weeks of conventional antidepressant drugs in adequate dosages or, the patient has treatment-resistant depression in the investigator's judgement. - The patient suffers from personality disorders, mental retardation, pervasive development disorder, attention-deficit/hyperactivity disorder, organic mental disorders, or mental disorders due to a general medical condition (DSM-IV-TR™ criteria). - The patient has a diagnosis of alcohol or other substance abuse or dependence (excluding nicotine or caffeine) (DSM-IV-TR™ criteria) that has not been in sustained full remission at least 2 years prior to the Screening Visit. - The patient has a current diagnosis or history of manic or hypomanic episode, schizophrenia or any other psychotic disorder, including major depression with psychotic features (DSM-IV-TR™ criteria).

Design outcomes

Primary

MeasureTime frame
Main Objective: This study aims at evaluating the effect of vortioxetine on cognitive dysfunction in major depressive disorder (MDD) patients with inadequate response to current antidepressant treatment.;Secondary Objective: To assess the efficacy of vortioxetine versus escitalopram on cognitive dysfunction (performance and subjective reporting): speed of processing, executive functioning, attention, and learning and memory To assess the efficacy of vortioxetine versus escitalopram on: - depressive symptoms - clinical global impression - functionality To assess the safety and tolerability of vortioxetine ;Primary end point(s): Change in Digit Symbol Substitution Test (DSST);Timepoint(s) of evaluation of this end point: Throughout the study

Secondary

MeasureTime frame
Timepoint(s) of evaluation of this end point: Throughout the study;Secondary end point(s): - Change in Rey Auditory Verbal Learning Test (RAVLT) score: memory (delayed recall) and learning [acquisition]) - Change in Trail Making Test (TMT) score: TMT-A - Change in TMT score: TMT-B - Change in reaction time score: Choice Reaction Time (CRT) - Change in reaction time score: Simple Reaction Time (SRT) - Change in Stroop Colour Naming Test (STROOP): incongruent score - Change in STROOP: congruent score - Change in Perceived Deficits Questionnaire - Depression (PDQ-D) total score - Change in Patient Health Questionnaire-9 (depressive symptoms) (PHQ-9) total score - Change in Clinical Global Impression - Severity of Illness (CGI-S) - Clinical Global Impression - Global Improvement (CGI-I) score - Change in Functioning Assessment Short Test (FAST) - Change in University of San Diego Performance-based Skills Assessment - Brief (UPSA-B) total score - Number of adverse events - Columbia Suicide Severity Rating Scale (C-SSRS) categorisation based on Columbia Classification Algorithm of Suicide Assessment (C-CASA) definitions (1, 2, 3, 4 and 7)

Countries

Finland, Germany, Serbia, Slovakia, Ukraine

Contacts

Public ContactLundbeck Clinical Trials

H. Lundbeck A/S

LundbeckClinicalTrials@lundbeck.com+45 36 3013 11

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026