Actively Recruiting

Phase 3
Age: 18Years - 74Years
All Genders
NCT07573176

A Study of Seltorexant as Monotherapy in Adults and Elderly Participants With Major Depressive Disorder

Led by Janssen Research & Development, LLC · Updated on 2026-05-08

600

Participants Needed

5

Research Sites

157 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The main purpose of this study is to assess how well the study drug (JNJ-42847922) works (efficacy) compared with placebo in improving depressive symptoms in participants with major depressive disorder (\[MDD\], a common mood disorder that causes a lasting feeling of sadness and a loss of interest in everyday activities) in double-blind treatment phase. Further, to evaluate long-term safety and tolerability of JNJ-42847922 in participants with MDD in the open label treatment phase.

CONDITIONS

Official Title

A Study of Seltorexant as Monotherapy in Adults and Elderly Participants With Major Depressive Disorder

Who Can Participate

Age: 18Years - 74Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Meet DSM-5 criteria for major depressive disorder (MDD) without psychotic features
  • Have experienced at least one prior episode of MDD before the current episode
  • Current MDD episode must last at least 2 weeks
  • Must either be starting a new MDD episode without current antidepressant treatment but with past antidepressant treatment for at least 6 weeks at a stable dose, or have taken up to two antidepressants in the current episode that were stopped or will be stopped due to inadequate response or intolerance
  • Body Mass Index (BMI) between 18 and 40 kg/m²
  • Medically stable based on physical exam, vital signs, and 12-lead ECG at screening and baseline
Not Eligible

You will not qualify if you...

  • Use of ketamine or esketamine in the current depressive episode (more than 2 doses)
  • Treatment-resistant depression
  • Primary diagnosis of panic disorder, generalized anxiety disorder, social anxiety disorder, or specific phobia treated primarily in the last 2 years
  • Current active diagnosis of obsessive-compulsive disorder, posttraumatic stress disorder, anorexia nervosa, bulimia nervosa, or fibromyalgia
  • History or current diagnosis of psychotic disorder, bipolar disorder, autism spectrum disorder, borderline personality disorder, or somatoform disorders
  • Dementia, intellectual disability, or neurocognitive disorder
  • Recent history of serious suicidal ideation or behavior
  • Moderate-to-severe substance use disorder including alcohol use disorder within 6 months
  • Significant untreated or uncontrolled sleep disorders
  • Allergies or intolerance to seltorexant or its ingredients

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 5 locations

1

UHC Research

Doral, Florida, United States, 33178

Actively Recruiting

2

Nuovida Research Center

Miami, Florida, United States, 33186

Actively Recruiting

3

Accelerated Clinical Research Group LLC

Snellville, Georgia, United States, 30078

Actively Recruiting

4

Patient Priority Clinical Sites LLC

Cincinnati, Ohio, United States, 45215

Actively Recruiting

5

Northwest Clinical Research Center

Bellevue, Washington, United States, 98007

Actively Recruiting

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Research Team

S

Study Contact

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

DOUBLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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A Study of Seltorexant as Monotherapy in Adults and Elderly Participants With Major Depressive Disorder | DecenTrialz