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Intranasal esketamine

Phase 2

Depression | Small molecule | Psychiatry |Johnson & Johnson|Last Updated: Apr 29, 2025

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment202

FDA Designations

No designations recorded

Clinical trial landscape

Intranasal esketamine · 2 trials · 2 indications

Phase 2 1Phase 1 1
NCT02918318A Study to Evaluate the Efficacy, Safety and Tolerability of Fixed Doses of Intranasal Esketamine in Japanese Participants With Treatment Resistant DepressionDepression
COMPLETED202 Analytics
PHASE2COMPLETED
A Study to Evaluate the Efficacy, Safety and Tolerability of Fixed Doses of Intranasal Esketamine in Japanese Participants With Treatment Resistant Depression
DepressionUnlock trial analytics

Study Endpoints

Primary Endpoints

Double-Blind (DB) Induction Phase: Change From Baseline in Montgomery-Asberg Depression Rating Scale (MADRS) Total Score up to Day 28
Baseline (Day 1) up to Day 28 (DB phase) induction

MADRS is clinician-rated scale designed to measure depression severity, and to detect changes due to antidepressant treatment. Scale consists of 10 items (apparent sadness, reported sadness, inner tension, sleep, appetite, concentration, lassitude, interest level, pessimistic thoughts, and suicidal thoughts), each of which is scored from 0 (item is not present or is normal) to 6 (severe or continuous presence of symptoms), summed for a total possible score of 0 to 60. Higher scores represent more severe condition. Negative change in score indicates improvement.

Mean Change From Baseline in QTc Interval
Up to Day 2

The QT interval corrected for heart rate (QTc interval) using Fridericia, Bazett and study-specific power correction methods, will be measured by electrocardiograms (ECG).

Percentage of Participants With Maximum Change From Baseline in Electrocardiogram (ECG) Morphology
Up to Day 2

Secondary Endpoints

DB Induction Phase: Percentage of Participants With Response Based on MADRS Total Score
Days 2, 8, 15, 22 and 28 (DB induction phase)
DB Induction Phase: Percentage of Participants With Remission Based on MADRS Total Score
Days 2, 8, 15, 22 and 28 (DB induction phase)
DB Induction Phase: Percentage of Participants Showing Onset of Clinical Response
Day 2 up to Day 28 (DB induction phase)
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
PlaceboEXPERIMENTALParticipant will receive 1 spray of placebo to each nostril at 0 minute, 5 minutes and 10 minutes.
Esketamine 28 milligram (mg)EXPERIMENTALParticipant will receive 1 spray of Esketamine to each nostril at 0 minute and placebo at 5 minutes and 10 minutes.
Esketamine 56 mgEXPERIMENTALParticipant will receive 1 spray of Esketamine to each nostril at 0 minute, 5 minutes and placebo at 10 minutes.
Esketamine 84 mgEXPERIMENTALParticipant will receive 1 spray of Esketamine to each nostril at 0 minute, 5 minutes and 10 minutes.
Sequence 1EXPERIMENTALParticipants will receive Treatment A (intravenous placebo, Intranasal placebo and Oral placebo tablet matched to the moxifloxacin tablet) on Day 1 of period 1, Treatment B (intravenous placebo, 84 milligram (mg) of intranasal esketamine and Oral placebo tablet matched to the moxifloxacin tablet) on Day 1 of period 2, Treatment C (intravenous placebo, Intranasal placebo and 400 mg oral moxifloxacin tablet) on Day 1 of period 3, Treatment D (0.8 milligram per kilogram of intravenous esketamine, Intranasal placebo and Oral placebo tablet matched to the moxifloxacin tablet ) on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.
Sequence 2EXPERIMENTALParticipants will receive Treatment A on Day 1 of period 1, Treatment C on Day 1 of period 2, Treatment B on Day 1 of period 3, Treatment D on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.
Sequence 3EXPERIMENTALParticipants will receive Treatment B on Day 1 of period 1, Treatment C on Day 1 of period 2, Treatment A on Day 1 of period 3, Treatment D on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.
Sequence 4EXPERIMENTALParticipants will receive Treatment B on Day 1 of period 1, Treatment A on Day 1 of period 2, Treatment C on Day 1 of period 3, Treatment D on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.
Sequence 5EXPERIMENTALParticipants will receive Treatment C on Day 1 of period 1, Treatment A on Day 1 of period 2, Treatment B on Day 1 of period 3, Treatment D on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.
Sequence 6EXPERIMENTALParticipants will receive Treatment C on Day 1 of period 1, Treatment B on Day 1 of period 2, Treatment A on Day 1 of period 3, Treatment D on Day 1 of period 4. Periods 1, 2, 3 and 4 will be separated by 5 to 7 days.

Interventions

NameTypeDescription
PlaceboDRUGParticipant will receive 1 spray of placebo to each nostril at 0 minute, 5 minutes and 10 minutes.
Intranasal esketamine (28 mg)DRUGParticipant will receive 1 spray of Esketamine to each nostril at 0 minute and placebo at 5 minutes and 10 minutes.
Intranasal esketamine (56 mg)DRUGParticipant will receive 1 spray of Esketamine to each nostril at 0 minute, 5 minutes and placebo at 10 minutes.
Intranasal esketamine (84 mg)DRUGParticipant will receive 1 spray of Esketamine to each nostril at 0 minute, 5 minutes and 10 minutes.
Intranasal EsketamineDRUGParticipants will receive 84 mg intranasal esketamine as 3 devices, each with 28 mg esketamine.
Intravenous EsketamineDRUGParticipants will receive 0.8 milligram per kilogram body weight esketamine, 40 minutes, intravenous infusion.
MoxifloxacinDRUGParticipants will receive 400 mg Moxifloxacin orally.
Oral PlaceboDRUGParticipants will receive matching placebo orally.
Intravenous PlaceboDRUGParticipants will receive placebo 40 minutes, intravenous infusion.
Intranasal PlaceboDRUGParticipants will receive intranasal placebo (1 spray in each nostril at 0, 5, and 10 minutes).
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Eligibility Criteria

Age Range20 Years to 64 Years
SexALL
Healthy VolunteersNo
Study Sites43

Inclusion Criteria: * At the start of the screening phase, participant must meet the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) diagnostic criteria for single-episode major depressive disorder (MDD) or recurrent major depressive disorder (MDD), without psychotic features, based u...

Countries:JapanGermany
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Frequently asked questions about Intranasal esketamine

What is Intranasal Esketamine used for?

Intranasal Esketamine is an investigational small molecule being studied for use in depression, including treatment resistant depression, and in healthy participants for research purposes. It is developed by Johnson & Johnson (JNJ). The drug is still in clinical development and is not yet approved.

Who makes Intranasal Esketamine?

Intranasal Esketamine is developed by Johnson & Johnson, which trades under the ticker JNJ. The company is conducting clinical trials to evaluate the drug's safety and efficacy in depression and healthy participants.

What phase is Intranasal Esketamine in?

Intranasal Esketamine is in Phase 1 and Phase 2 clinical development. One Phase 1 trial in healthy participants is completed, and one Phase 2 trial in Japanese participants with treatment resistant depression is also completed. The drug remains investigational.

What clinical trials is Intranasal Esketamine in?

Intranasal Esketamine has two completed trials: NCT02737605, a Phase 1 study evaluating effects on cardiac repolarization in healthy participants in Germany, and NCT02918318, a Phase 2 study of fixed doses in Japanese participants with treatment resistant depression. Both trials are completed.

Is Intranasal Esketamine the same as esketamine?

Intranasal Esketamine is a form of esketamine administered via the intranasal route. The clinical trials listed for this drug specifically evaluate intranasal esketamine in depression and healthy participants. No other alternative names are provided.