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Completed Phase 2 Interventional Results available

A Study to Explore the Efficacy of JNJ-67953964 in the Treatment of Depression

ClinicalTrials.gov ID: NCT03559192

Public ClinicalTrials.gov record NCT03559192. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 3:44 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2a Randomized, Double-blind, Placebo-Controlled, Parallel-Group, Multi-center Study Investigating the Efficacy, Safety, Tolerability and Pharmacokinetics of JNJ-67953964 in Subjects With Major Depressive Disorder

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to evaluate the efficacy of JNJ-67953964 compared to placebo when administered as adjunctive treatment in participants with Major Depressive Disorder (MDD) partially responsive to selective serotonin reuptake inhibitor/ serotonin-norepinephrine reuptake inhibitor (SSRI/SNRI) treatment in terms of reduction of symptoms of depression, as assessed by the change from baseline on the Montgomery Asberg Depression Rating Scale (MADRS) in non-responders during the placebo lead-in period.

Study identification

NCT ID
NCT03559192
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
181 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 64 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 15, 2018
Primary completion
May 5, 2020
Completion
May 5, 2020
Last update posted
Apr 28, 2025

2018 – 2020

United States locations

U.S. sites
28
U.S. states
16
U.S. cities
26
Facility City State ZIP Site status
Noble Clinical Research Tucson Arizona 85704
Preferred Research Partners Little Rock Arkansas 72211
Behavioral Research Specialists LLC Glendale California 91206
NRC Research Institute Orange California 92868
Artemis Institute for Clinical Research Riverside California 92503
Artemis Institute for Clinical Research San Marcos California 92078
Pacific Clinical Research Medical Group Upland California 91786
Innova Clinical Trials Miami Florida 33133
Galiz Research Miami Springs Florida 33166
APG Research LLC Orlando Florida 32803
Olympian Clinical Research Tampa Florida 33614
Meridien Research Tampa Florida 33634
Atlanta Behavioral Research, LLC Atlanta Georgia 30338
Chicago Research Center Chicago Illinois 60634
Psychiatric Medicine Associates LLC Skokie Illinois 60076
Lake Charles Clinical Trials Lake Charles Louisiana 70629
Princeton Medical Institute Princeton New Jersey 08540
Integrative Clinical Trials LLC Brooklyn New York 11229
Richmond Behavioural Associates Staten Island New York 10312
Clinical Trials of America Hickory North Carolina 28601
Ohio State University Columbus Ohio 43210
Midwest Clinical Research Center Dayton Ohio 45417
IPS Research Company Oklahoma City Oklahoma 73106
Paradigm Research Professionals, LLC Oklahoma City Oklahoma 73118
Lehigh Center for Clinical Research Allentown Pennsylvania 18104
Medical University of South Carolina Charleston South Carolina 29425
Clinical NeuroScience Solutions Inc Memphis Tennessee 38119
Advanced Clinical Research West Jordan Utah 84088

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 25 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03559192, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 28, 2025 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03559192 live on ClinicalTrials.gov.

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