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A Study to Explore the Efficacy of JNJ-89495120 in the Treatment of Major Depressive Disorder

A Randomized, Double-blind, Multicenter, Placebo-controlled, Proof-of-Concept Study to Evaluate the Efficacy, Safety, and Tolerability of JNJ-89495120 as Monotherapy in Adult Participants With Major Depressive Disorder (MDD)

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06785012
Acronym
Moonlight-1
Enrollment
107
Registered
2025-01-20
Start date
2024-12-26
Completion date
2026-08-10
Last updated
2026-08-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Depressive Disorder, Major

Brief summary

The purpose of this study is to evaluate how well JNJ-89495120 works (anti-depressant effects) and how well it is tolerated as compared to placebo on reducing the symptoms of depression in participants with major depressive disorder (MDD).

Interventions

DRUGJNJ-89495120

JNJ-89495120 will be administered.

DRUGPlacebo

Placebo will be administered.

Sponsors

Janssen Research & Development, LLC
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 64 Years
Healthy volunteers
No

Inclusion criteria

* Primary psychiatric diagnosis of recurrent major depressive disorder, without psychotic features, based on clinical assessment using diagnostic and statistical manual of mental disorders (DSM)-5 criteria and confirmed with the mini international neuropsychiatric interview (MINI) * Participant had to have at least one previous major depressive disorder (MDD) episode prior to their current episode * Were first diagnosed with depression before the age of 55 * Are in a current episode of depression: Episode length must be at least 2 months but not longer than 24 months * Have taken 0, 1, or 2 treatments for depression in your current episode * Body mass index (BMI) within the range 18 to 35 kilograms per square meter (kg/m\^2) at screening

Exclusion criteria

* Treatment with vagus nerve stimulation (VNS), electroconvulsive therapy (ECT), transcranial magnetic stimulation (TMS), deep brain stimulation (DBS), or ketamine/esketamine within the current or past major depressive episodes * Current or past DSM-5 diagnosis of bipolar disorder, psychotic disorders, borderline personality disorder, antisocial personality disorder, or current obsessive-compulsive disorder * Post-traumatic stress disorder within the past three years of screening * Dementia, any dementing disease, intellectual disability, or neurocognitive disorder * History of Alcohol and Substance use disorders within 6 months of screening, with the exclusion of nicotine, caffeine, and mild cannabis use disorder, according to the MINI and Clinical Assessment * Known allergies, hypersensitivity, or intolerance to JNJ-89495120 or its excipients

Design outcomes

Primary

MeasureTime frameDescription
Change from Baseline in Montgomery-Asberg Depression Rating Scale (MADRS) Total Score to Day 5Baseline up to Day 5The MADRS is a clinician-administered scale designed to measure depression severity and detects changes due to antidepressant treatment. The scale consists of 10 items, each of which is scored from 0 (item not present or normal) to 6 (severe or continuous presence of the symptoms), for a total possible score of 60. Higher scores represent a more severe condition.

Secondary

MeasureTime frameDescription
Change from Baseline in MADRS Total Score to Day 2Baseline up to Day 2The MADRS is a clinician-administered scale designed to measure depression severity and detects changes due to antidepressant treatment. The scale consists of 10 items, each of which is scored from 0 (item not present or normal) to 6 (severe or continuous presence of the symptoms), for a total possible score of 60. Higher scores represent a more severe condition.
Change from Baseline in Clinician Global Impression-Severity (CGI-S) Scale Score to Days 2 and 5Baseline up to Day 2 and Day 5The CGI-S provides an overall clinician-determined summary measure of the severity of the participant's illness. The CGI-S evaluates the severity of psychopathology on a scale of 1 to 7. Participant is assessed on severity of illness at the time of rating according to: 1=normal (not at all ill); 2=borderline ill; 3=mildly ill; 4=moderately ill; 5=markedly ill; 6=severely ill; 7=among the most extremely ill participants. Higher score indicating greater severity.
Change from Baseline in Symptoms of Major Depressive Disorder Scale (SMDDS) Total Score to Day 5Baseline up to Day 5The SMDDS is a 16-item patient reported outcome (PRO) measure. Each item is rated by the participant according to a 5-point Likert scale, where 0 denotes "Not at all" or "Never" and 4 denotes "Extremely" or "Always". Before summing the items to create a total score, item 11 and item 12 are combined into a single score by selecting the highest severity on either item. The total score is then created by summing the responses on the 15 items, which range from 0 to 60. Higher score indicates more severe depressive symptomatology.
Change from Baseline in Generalized Anxiety Disorder-7 (GAD-7) Scale Score to Day 5Baseline up to Day 5The GAD-7 scale is a self-administered questionnaire designed to measure anxiety. GAD-7 has seven items, which measure frequency of various signs of GAD using a 4-point Likert scale (where, Not at all = 0, Several days = 1, More than half the days = 2, and Nearly every day = 3). The total score ranges from 0 to 21 with increasing scores indicative of greater severity of symptoms of anxiety. Severity of anxiety on the GAD-7 is rated as follows: none (0-4), mild (5-9), moderate (10-14) and severe (15-21).
Number of Participants with Adverse Events (AEs)Up to approximately 18 weeksAn AE is any untoward medical occurrence in a clinical study participant administered a pharmaceutical (investigational or non-investigational) product. An AE does not necessarily have a causal relationship with the intervention.
Number of Participants with Abnormalities in Vital Signs ParametersUp to approximately 18 weeksParticipants with abnormalities in vital signs (supine blood pressure, pulse/heart rate, respiratory rate, oral temperature) parameters will be reported.
Number of Participants with 12-Lead Electrocardiogram (ECG) AbnormalitiesUp to approximately 18 weeksParticipants with 12-lead ECG abnormalities will be reported.
Number of Participants With Abnormalities in Laboratory ParametersUp to approximately 18 weeksParticipants with abnormalities in clinical laboratory parameters (hematology and serum chemistry) will be reported.
Number of Participants Reporting Changes in Weight/Body Mass Index (BMI)Up to approximately 18 weeksParticipants with changes in weight/BMI will be reported.
Suicidal Ideation Assessment Using Columbia Suicide Severity Rating Scale (C-SSRS) ScoreUp to approximately 18 weeksThe C-SSRS scale consists of 28 items in 4 sections: suicide behavior, actual attempts, suicidal ideation, and intensity of ideation. Suicidal ideation consists of 5 'yes/no' items: wish to be dead, non-specific active suicidal thoughts, active suicidal ideation with any methods (not plan) without intention to act, active suicidal ideation with some intent to act without specific plan, active suicidal ideation with specific plan and intent. Only items with yes responses are listed. Worsening of suicidal ideation was an increase in severity of suicidal ideation from baseline.
Change from Baseline in Cognitive Functioning Measured by the Hopkins Verbal Learning Test-Revised (HVLT-R)From Baseline up to 4 weeksThe HVLT-R, a measure of verbal learning and memory, is a 12-item word list recall test. Administration includes 3 learning trials, a delayed recall (20-minute) trial, and a 24-word recognition list (including 12 target and 12 foil words). The test administrator reads instructions and word lists aloud, and records words recalled/recognized by the participant. Three learning trials are combined to calculate a total recall score learning, delayed recall, and recognition trials.
Change from Baseline in Cognitive Functioning Measured by the Digit Symbol Substitution Test (DSST)From Baseline up to 4 weeksThe DSST is recognized as covering all of the cognitive performance aspects: speed of processing, executive functioning, and attention. The DSST measures attention, working memory, sustained visual attention and psychomotor speed. Participants are given a table that pairs digits and symbols, and asked to decipher a code using the table, completing as many as possible in 90 seconds.
Plasma Concentrations of JNJ-89495120Pre-dose (0 hours), and Post-dose on Days 1, 5 and 13Plasma concentrations of JNJ-89495120 will be reported.

Countries

United States

Contacts

STUDY_DIRECTORJanssen Research & Development, LLC Clinical Trial

Janssen Research & Development, LLC

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 29, 2026