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Open-label Brexpiprazole fMRI Trial in Adults With Major Depressive Disorder and Anxiety

Phase 4
Withdrawn
Conditions
Major Depressive Disorder (MDD)
Interventions
Registration Number
NCT05504486
Lead Sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Brief Summary

The purpose of this study is to use fMRI to evaluate the effects of brexpiprazole as add-on therapy to antidepressants on brain connectivity in individuals with MDD and symptoms of anxiety, aged 18 to 65.

Detailed Description

Not available

Recruitment & Eligibility

Status
WITHDRAWN
Sex
All
Target Recruitment
Not specified
Inclusion Criteria
  • 18 to 65 year of age
  • Major Depressive Disorder (MDD) with symptoms of anxiety
  • Stable treatment with less than 50% improvement
Exclusion Criteria
  • Contraindicated to perform fMRI scan
  • Previous exposure to brexpiprazole

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Arm 1BrexpiprazoleBrexpiprazole
Primary Outcome Measures
NameTimeMethod
Change in fMRI resting-state salience network community structure from baseline to post-treatmentWeek 6
Secondary Outcome Measures
NameTimeMethod
Association between change in resting-state salience network community structure and change in MADRS total score from baseline to post treatment.Week 6

Utilizing Jaccardized Czekanowski index

Change in Default Mode Network (DMN) community structure during emotional face viewing from baseline to post-treatment.Week 6

Utilizing Jaccardized Czekanowski index

Change in Central Executive Network (CEN) community structure during a working memory task from baseline to post-treatment.Week 6

Utilizing Jaccardized Czekanowski index

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