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Completed

NCT Number: NCT01715805

Efficacy, Safety and Tolerability of Cariprazine as an Adjunctive Treatment to Antidepressant Therapy (ADT) in Patients With Major Depressive Disorder (MDD)

The objective of this study is to evaluate the efficacy, safety and tolerability of cariprazine as an adjunctive treatment to antidepressant therapy (ADT) in patients with MDD

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Key information

Age range

18 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Forest Investigative Site 033, San Juan, Puerto Rico

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Patients who have provided consent prior to any specific procedure
  • Meet the The Diagnostic and Statistical Manual of Mental Disorders, 4th edition, text revision (DSM-IV-TR) criteria for Major Depressive Disorder (MDD)
  • Have a minimum score of 20 on 17-Item Hamilton Depression (HAMD-17) rating scale at Visits 1 and 2

Exclusion criteria

  • Patients who do not meet DSM-IV-TR criteria for MDD

Treatment and study plan

Cariprazine

Drug

Cariprazine capsules 1.5 to 4.5 mg/day

Placebo

Drug

Dose-matched placebo capsule once per day

Antidepressant Therapy (ADT)

Drug

ADT such as bupropion, citalopram, desvenlafaxine, duloxetine, escitalopram, fluoxetine, sertraline, venlafaxine, paroxetine or vilazodone as prescribed by the physician.

Primary outcomes

  1. Montgomery-Asberg Depression Rating Scale (MADRS) at Baseline in the Double-Blind Period

    Time frame: Baseline (Week 8)

    The MADRS is a clinician-rated scale to assess depressive symptomatology during the past week. Patients are rated on 10 items to assess feelings of sadness, lassitude, pessimism, inner tension, suicidality, reduced sleep or appetite, difficulty concentrating and lack of interest. Each item is scored on a 7-point scale. A score of 0 indicates the absence of symptoms, and a score of 6 indicates symptoms of maximum severity for a total possible score of 0 to 60.

  2. Change From Baseline in Montgomery-Asberg Depression Rating Scale (MADRS) in the Double-Blind Period

    Time frame: Baseline (Week 8) to Week 16

    The MADRS is a clinician-rated scale to assess depressive symptomatology during the past week. Participants are rated on 10 items to assess feelings of sadness, lassitude, pessimism, inner tension, suicidality, reduced sleep or appetite, difficulty concentrating and lack of interest. Each item is scored on a 7-point scale. A score of 0 indicates the absence of symptoms, and a score of 6 indicates symptoms of maximum severity for a total possible score of 0 to 60. A negative change from Baseline indicates improvement. Mixed-effects model for repeated measures (MMRM) with treatment group, study center, visit, and treatment group-by-visit interaction as fixed effects, and the baseline value and baseline by-visit interaction as the covariates was used for analyses.

Secondary outcomes

  1. Change From Baseline in Sheehan Disability Scale (SDS) Score in the Double-Blind Period

    Time frame: Baseline (Week 8) to Week 16

    The Sheehan Disability Scale (SDS) is a 3-item patient-rated questionnaire used to evaluate impairments in the domains of work, social life/leisure, and family life/home responsibility. All items are rated on an 11-point continuum from 0 (no impairment) to 10 (most severe). The 3 individual scores are summed for a total possible score of 0 (unimpaired) to 30 (highly impaired). A negative change from Baseline indicates improvement. MMRM with treatment group, study center, visit, and treatment group-by-visit interaction as fixed effects, and the baseline value and baseline by-visit interaction as the covariates was used for analyses.

Sponsors and collaborators

Lead sponsor

Forest Laboratories

Industry

Collaborators

  • Gedeon Richter Ltd.

Registry information

Official study title

A Phase 3, Double-Blind, Placebo-Controlled Study of Cariprazine as Adjunctive Therapy in Major Depressive Disorder

Important dates

Study start
2012
Primary completion
2016
Study completion
2016
First posted
Oct 29, 2012
Registry last updated
Aug 28, 2019

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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