MedPath

Safety and Efficacy of Cariprazine As Adjunctive Therapy In Major Depressive Disorder

Phase 2
Completed
Conditions
Major Depressive Disorder
Interventions
Registration Number
NCT00854100
Lead Sponsor
Forest Laboratories
Brief Summary

This is an outpatient study to evaluate the safety, and efficacy of RGH-188 as an add-on therapy to standard antidepressants in patients who did not respond to previous antidepressant therapy.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
231
Inclusion Criteria
  • Men and women, 18-65 years old
  • Currently meet the DSM-IV-TR criteria for moderate to severe MDD without psychotic features.
  • Previous failure to respond to adequate trials of one or two ADTs with less than 50% reduction in depressive symptoms during the present episode.
Exclusion Criteria
  • DSM-IV-TR based diagnosis of an axis I disorder, other than MDD, or any axis I disorder other than MDD that was the primary focus of treatment within 6 months before Visit 1

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Cariprazine 1.0 - 2.0 mgAntidepressant + cariprazine (1-2 mg/d)Drug: Antidepressant (citalopram, duloxetine, escitalopram, sertraline, or venlafaxine XR) + cariprazine high dose
PlaceboAntidepressant + placeboDrug: Antidepressant (citalopram, duloxetine, escitalopram, sertraline, or venlafaxine XR) + Placebo
Cariprazine 0.1 - 0.3 mgAntidepressant + cariprazine (0.1-0.3 mg/day)Drug: Antidepressant (citalopram, duloxetine, escitalopram, sertraline, or venlafaxine XR)+ cariprazine low dose
Primary Outcome Measures
NameTimeMethod
Montgomery-Asberg Depression Rating Scale (MADRS)Baseline (Week 8) to Week 16

The patient is rated on a scale from 0-6 on 10 items. Apparent sadness, reported sadness, lassitude, pessimistic thoughts, inner tension, suicidal thoughts, reduced sleep and appetite, concentration difficulties, inability to feel. The overall MADRS score ranges from 0-60, with 0 meaning no symptoms and score of 60 meaning maximum severity. The primary efficacy parameter was the change in MADRS score totals from the scores taken at Baseline (Week 8) and during at least one more time point up to and including Week 16.

Secondary Outcome Measures
NameTimeMethod
Clinical Global Impression - Improvement (CGI-I)Week 16

The Clinical Global Impression-Improvement (CGI-I) scale is a clinician rated scale that, in this study, will be used to rate total improvement or worsening of mental illness starting at Visit 2 (Week 2) and taken at every visit through Visit 11 (Week 16). The patient will be rated on a scale from 1 to 7, 1 indicating that the patient is very much improved and 7 indicating that the patient is very much worse. The secondary efficacy parameter was the CGI-I total score at Week 16.

Trial Locations

Locations (21)

Forest Investigative Site 031

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Memphis, Tennessee, United States

Forest Investigative Site 023

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Memphis, Tennessee, United States

Forest Investigative Site 033

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Atlanta, Georgia, United States

Forest Investigative Site

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Seattle, Washington, United States

Forest Investigative Site 038

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Scottsdale, Arizona, United States

Forest Investigative Site 040

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Phoenix, Arizona, United States

Forest Investigative Site 042

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Fall River, Massachusetts, United States

Forest Investigative Site 041

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National City, California, United States

Forest Investigative Site 032

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Raleigh, North Carolina, United States

Forest Investigative Site 034

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Pittsfield, Massachusetts, United States

Forest Investigative Site 029

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New York, New York, United States

Forest Investigative Site 043

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Brooklyn, New York, United States

Forest Investigative Site 007

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Jacksonville, Florida, United States

Forest Investigative Site 013

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Los Alamitos, California, United States

Forest Investigative Site 025

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Denver, Colorado, United States

Forest Investigative Site 012

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West Palm Beach, Florida, United States

Forest Investigative Site 001

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Bronx, New York, United States

Forest Investigative Site 039

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New York, New York, United States

Forest Investigative Site 006

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Media, Pennsylvania, United States

Forest Investigative Site 015

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Portland, Oregon, United States

Forest Investigative Site 020

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Mount Kisco, New York, United States

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