Could a sleep drug lift depression? new trial seeks answers
NCT ID NCT07573176
First seen Jun 27, 2026 · Last updated Aug 28, 2026 · Updated 4 times
Summary
This study tests a new drug called seltorexant for people with major depression who also have trouble sleeping. About 600 adults will receive either the drug or a placebo to see if it improves mood and sleep. The goal is to find a new treatment option that targets both depression and insomnia.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 600 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2026
- Expected to finish
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May 2029
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 74 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria: * Meet diagnostic and statistical manual of mental disorders-5th edition (DSM-5) diagnostic criteria for major depressive disorder (MDD), without psychotic features based upon clinical assessment * Experienced at least one MDD episode prior to their current episode * Current episode of MDD must be a minimum of 2 weeks in duration * Must meet one of the following criteria regarding current medication status. 1. Can be presenting for a new episode of MDD on no antidepressant treatment; however, must have been treated with an antidepressant medication in a prior episode for a minimum of 6 weeks at a stable dose at or above the minimum therapeutic level (medical record/source document). OR 2. Have taken up to two antidepressant treatments started in the current episode that were stopped (withdrawn), or will be withdrawn (washed out) due to inadequate response or intolerance. * Body Mass Index (BMI) between 18 and 40 kilograms per square meter (kg/m\^2) * Must be medically stable on the basis of the following performed at screening and double-blind (DB) baseline: physical examination (including a brief neurological examination), vital signs (including blood pressure), and 12-lead electrocardiogram (ECG) Exclusion criteria: * Use of ketamine/esketamine in the current depressive episode (up to 2 doses are allowed prior to screening) * Has treatment-resistant depression (TRD) * Has a primary DSM-5 diagnosis of panic disorder, generalized anxiety disorder, social anxiety disorder, or specific phobia which has been the primary focus of psychiatric treatment within the past 2 years * Current active DSM-5 diagnosis of obsessive-compulsive disorder, posttraumatic stress disorder, anorexia nervosa, bulimia nervosa, or fibromyalgia * Has a history or current diagnosis of a psychotic disorder, bipolar disorder, autism spectrum disorder, borderline personality disorder, or somatoform disorders * Has dementia, any dementing disease, intellectual disability, or neurocognitive disorder * Has a current or recent history of homicidal ideation or serious suicidal ideation within the past 3 months or a history of suicidal behavior within the past 6 months * Has a history of moderate-to-severe substance use disorder including alcohol use disorder according to DSM-5 criteria within 6 months * Has any significant sleep disorder, including but not limited to untreated/uncontrolled conditions * Has known allergies, hypersensitivity, intolerance, or any contraindication to seltorexant or its excipients
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
39 sites in 5 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Accelerated Clinical Research Group LLC
RECRUITINGSnellville, Georgia, 30078, United States
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Adams Clinical Boston
RECRUITINGBoston, Massachusetts, 02116, United States
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Adams Clinical Harlem
RECRUITINGNew York, New York, 10029, United States
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Adams Clinical Watertown
RECRUITINGWatertown, Massachusetts, 02472, United States
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Agile Clinical Research Trials, LLC
RECRUITINGAtlanta, Georgia, 30328, United States
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Alpine Research Organization
RECRUITINGClinton, Utah, 84015, United States
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BR Trials
RECRUITINGSão Paulo, 01236030, Brazil
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Behavioral Research Specialists LLC
RECRUITINGGlendale, California, 91206, United States
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Bioscience Research LLC
RECRUITINGMount Kisco, New York, 10549, United States
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CI Trials
RECRUITINGBellflower, California, 90706, United States
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CenExel Marlton NJ
RECRUITINGMarlton, New Jersey, 08053, United States
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Cenexel
RECRUITINGRiverside, California, 92506, United States
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Centro Integrado Facili
RECRUITINGSão Bernardo do Campo, 09726 150, Brazil
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Chicago Research Center
RECRUITINGChicago, Illinois, 60634, United States
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Chung Shan Medical University Hospital
RECRUITINGTaichung, 402, Taiwan
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Conrad Clinical Research
RECRUITINGEdmond, Oklahoma, 73013, United States
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Excell Research Inc
RECRUITINGOceanside, California, 92056, United States
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Fieve Clinical Research Inc
RECRUITINGNew York, New York, 10017, United States
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Health Synergy Clinical Research
RECRUITINGWest Palm Beach, Florida, 33407, United States
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IPTB Clinical Research
RECRUITINGTampa, Florida, 33629, United States
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Integrative Clinical Trials LLC
RECRUITINGBrooklyn, New York, 11229, United States
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Magnolia Clinical Research LLC
RECRUITINGCary, North Carolina, 27511, United States
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Manhattan Behavioral Medicine
RECRUITINGNew York, New York, 10036, United States
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Medical Arts Research Health Group
RECRUITINGNorth Vancouver, British Columbia, V7P2T4, Canada
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NRC Research Institute
RECRUITINGOrange, California, 92868, United States
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Northwest Clinical Research Center
RECRUITINGBellevue, Washington, 98007, United States
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Nuovida Research Center
RECRUITINGMiami, Florida, 33186, United States
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Patient Priority Clinical Sites LLC
RECRUITINGCincinnati, Ohio, 45215, United States
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Pharmasite Research, Inc.
RECRUITINGBaltimore, Maryland, 21208, United States
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Reliable Clinical Research
RECRUITINGHialeah, Florida, 33012, United States
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SPRI Clinical Trials, LLC
RECRUITINGBrooklyn, New York, 11235, United States
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SanRo Clinical Research Group LLC WCG Clinical Network
RECRUITINGBryant, Arkansas, 72022, United States
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Sooner Clinical Research
RECRUITINGOklahoma City, Oklahoma, 73116, United States
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Sunwise Clinical Research
RECRUITINGWalnut Creek, California, 94596, United States
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Taipei Mackay Memorial Hospital
RECRUITINGTaipei, 10449, Taiwan
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Taipei Medical University Hospital
RECRUITINGTaipei, 110, Taiwan
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Taipei Veterans General Hospital
RECRUITINGTaipei, 112, Taiwan
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UHC Research
RECRUITINGDoral, Florida, 33178, United States
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University Malaya Medical Centre
RECRUITINGKuala Lumpur, 59100, Malaysia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Patients helping patients: a new test for depression care
- Could a new injection keep depression at bay for longer?
- Could a single dose of a new drug boost depression relief?
- Can a new pill ease depression without Add-Ons?
- Brain scans could make TMS for depression more precise
- Can brain training help depressed young adults stop ruminating?