Using Lumateperone to help treat major depressive disorder
Official title: A Randomized, Double-Blind, Placebo-controlled Multicenter Study to Assess the Efficacy and Safety of Lumateperone as Adjunctive Therapy in the Treatment of Patients With Major Depressive Disorder
Run by Intra-Cellular Therapies, Inc. · NCT05850689 · Data updated 2026-11-12
This study is testing if adding a medication called lumateperone can help people with major depressive disorder who aren't getting better with their current antidepressants.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 65 Years |
| Sex | All |
| Enrollment | 470 (estimated) |
| Sponsor | Intra-Cellular Therapies, Inc. Industry-sponsored |
| Locations | 69 sites (Huntsville, Alabama and 68 other locations) |
| Status | Recruiting |
| Started | May 2, 2023 |
| Main results expected | April 5, 2027 |
| Study ends | April 5, 2027 |
| Registry record updated | November 3, 2026 |
| Trial ID | NCT05850689 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 to 65 with a confirmed diagnosis of major depressive disorder and inadequate response to current antidepressant therapy.
✕Probably not a fit
Patients with mild depressive symptoms or those who have not been on antidepressant therapy may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicenter, randomized, double-blind, placebo-controlled study aims to evaluate the efficacy of lumateperone as an adjunctive therapy for patients with major depressive disorder (MDD) who have not responded adequately to ongoing antidepressant treatment. The study consists of a screening period, a 6-week double-blind treatment phase where participants receive either lumateperone or a placebo, and a 1-week safety follow-up period. Participants will be assessed for eligibility based on specific diagnostic criteria and severity of their depressive symptoms.
Why it matters
Potential benefit: If successful, this treatment could provide a new option for patients with major depressive disorder who have not responded to existing therapies.
How similar studies have gone: Previous studies have shown promise in using adjunctive therapies for major depressive disorder, suggesting potential for success with this approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Male or female patients between the ages of 18 and 65 years, inclusive; 2. Meets DSM-5 criteria for MDD (MDD with psychotic features will be acceptable) as confirmed by the Investigator or Sponsor-approved rater using the modified Structured Clinical Interview for DSM-5, Clinical Trials Version (SCID-5-CT) and meets all of the following criteria: 1. The start of the current major depressive episode (MDE) is at least 12 weeks but not more than 18 months prior to Screening; 2. Has at least moderate severity of illness based on rater-administered MADRS total score ≥ 24 at Screening and at Baseline; 3. Has at least moderate severity of illness based on CGI-S score ≥ 4 at Screening and at Baseline; 4. Has a Quick Inventory of Depressive Symptomatology-Self Report-16 item (QIDS-SR-16) score ≥ 14 at Screening and at Baseline; 5. Has sufficient history and medical record confirmation verifying the ADT and the current MDE is causing clinically significant distress or impairment in social, occupational, or other important areas of functioning. 3. Currently having an inadequate response (less than 50% improvement) to 2 or more ADTs in the current MDE as confirmed by the Investigator using the Antidepressant Treatment Response Questionnaire (ATRQ) and taking at least the minimum effective dose (per package insert) of one of the following antidepressants as monotherapy treatment for at least 6 weeks duration: 1. citalopram/escitalopram 2. fluoxetine 3. paroxetine 4. sertraline 5. duloxetine 6. levomilnacipran/milnacipran (if locally approved for MDD) 7. venlafaxine/desvenlafaxine 8. bupropion 9. vilazodone 10. vortioxetine Exclusion Criteria: 1. Within the patient's lifetime, has a confirmed DSM-5 psychiatric diagnosis other than MDD, including: 1. Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder or other psychotic disorder; 2. Bipolar Disorder; 2. Within 6 months of Screening, has a confirmed DSM-5 psychiatric diagnosis other than MDD including: 1. Anxiety disorders such as Panic Disorder or Generalized Anxiety Disorder; Obsessive-compulsive Disorder; Posttraumatic Stress Disorder as primary diagnoses. Note: Anxiety symptoms may be allowed if secondary to MDD, provided these symptoms do not require concurrent treatment; 2. Eating disorder; 3. Substance use disorders (excluding nicotine); 4. Personality disorder of sufficient severity to have a major impact on the patient's psychiatric status; 5. Within 12 months of Screening, has had any other psychiatric condition (other than MDD) that has been the main focus of treatment; 3. The patient experiences a ≥ 25% decrease in the MADRS total score between Screening and Baseline; 4. The patient experiences a ≥ 25% decrease in the QIDS-SR-16 total score between Screening and Baseline; 5. In the opinion of the Investigator, the patient has a significant risk for suicidal behavior during participation in the study or: 1. At Screening, the patient scores "yes" on Suicidal Ideation Items 4 or 5 of the Columbia-Suicide Severity Rating Scale (C-SSRS) within 6 months prior to Screening, or at Baseline, the patient scores "yes" on Suicidal Ideation Items 4 or 5 since the Screening Visit; 2. At Screening, the patient has had 1 or more suicide attempts within 2 years prior to Screening; 3. At Screening or Baseline, the patient scores ≥ 5 on MADRS Item 10 (Suicidal Thoughts), or 4. The patient is considered to be in imminent danger to him/herself or others. 6. The patient has a first MDE at age 60 years or older.
Where it's running
-
University of Alabama at Birmingham
Huntsville, Alabama, United States Recruiting -
CNRI-Los Angeles, LLC
Pico Rivera, California, United States Recruiting -
University of Connecticut Health Center
Farmington, Connecticut, United States Recruiting -
Premier Clinical Research Institute
Miami, Florida, United States Recruiting -
Miami Jewish Health System
Miami, Florida, United States Recruiting -
Interventional Psychiatry of Tampa Bay
Tampa, Florida, United States Recruiting
Show 44 more locations
-
The Emory Clinic
Atlanta, Georgia, United States Recruiting -
CenExeli Research LLC
Decatur, Georgia, United States Recruiting -
Collective Medical Research
Overland Park, Kansas, United States Recruiting -
Psychiatric Care and Research Center (PCRC)
O'Fallon, Missouri, United States Recruiting -
Bio Behavioral Health
Toms River, New Jersey, United States Recruiting -
SPRI Clinical Trials, LLC
Brooklyn, New York, United States Recruiting -
Manhattan Behavioral Medicine
New York, New York, United States Recruiting -
Quest Therapeutics of Avon Lake
Avon Lake, Ohio, United States Recruiting -
University of Cincinnati Medical Center
Cincinnati, Ohio, United States Recruiting -
The Ohio State University
Columbus, Ohio, United States Recruiting -
University of Pennsylvania - Perelman School of Medicine
Philadelphia, Pennsylvania, United States Recruiting -
DM Clinical Research
Houston, Texas, United States Recruiting -
Pillar Clinical Research, LLC
Richardson, Texas, United States Recruiting -
Northwest Clinical Research Center
Bellevue, Washington, United States Recruiting -
Ambulatory for Individual Practice for Specialized Medical Care in Psychiatry Dr. Ivo Natsov ET
Cherven Bryag, Bulgaria Recruiting -
Medical Center Lifemed
Kardzhali, Bulgaria Recruiting -
Medical Center Medconsult-Pleven
Pleven, Bulgaria Recruiting -
Medical Center Mentalcare OOD
Plovdiv, Bulgaria Recruiting -
MHC - Sofia, EOOD
Sofia, Bulgaria Recruiting -
Medical Center Hera EOOD
Sofia, Bulgaria Recruiting -
Medical Center Intermedica, OOD
Sofia, Bulgaria Recruiting -
Diagnostic Consulting Center Mladost - M Varna
Varna, Bulgaria Recruiting -
Cabinet Medical des Drs Prizac-Desbonnet Scottez
Douai, France Recruiting -
CHU de Nantes hotel Dieu
Nantes, France Recruiting -
Hopital Caremeau
Nîmes, France Recruiting -
Groupe Hospitalier Pitie-Salpetriere
Paris, France Recruiting -
CH Henri Laborit
Poitiers, France Recruiting -
Baramati Hospital
Bārāmati, India Recruiting -
S P Medical College And Associated Group of Hospitals
Bikaner, India Recruiting -
Post Graduate Institute of Medical Education And Research PGIMER
Chandigarh, India Recruiting -
Swastik Hospital
Kolhāpur, India Recruiting -
KIMS-Kingsway Hospitals
Nagpur, India Recruiting -
Divyam Hospital
Palsāna, India Recruiting -
Shree Samarth Hospital
Pune, India Recruiting -
Clinical Center Dr Dragisa Misovic Dedinje
Belgrade, Serbia Recruiting -
Institute of Mental Health Serbia
Belgrade, Serbia Recruiting -
University Clinical Center of Serbia
Belgrade, Serbia Recruiting -
Special Hospital for Psychiatric Diseases Kovin
Kovin, Serbia Recruiting -
University Clinical Center Kragujevac 1
Kragujevac, Serbia Recruiting -
University Clinical Center Kragujevac
Kragujevac, Serbia Recruiting -
University Clinical Center NIS 1
Niš, Serbia Recruiting -
University Clinical Center NIS
Niš, Serbia Recruiting -
Special Hospital for Psychiatric Diseases Sveti Vracevi
Novi Kneževac, Serbia Recruiting -
Hosp Univ Vall D Hebron
Barcelona, Spain Recruiting
+19 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Study Contact
- Email: Participate-In-This-Study1@its.jnj.com
- Phone: 844-434-4210
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
-
Dupilumab for Major Depressive Disorder
This study tests whether dupilumab can engage immune targets in adults with major depressive disorder to see if it can help with depressive symptoms.
-
Accelerated vs Standard iTBS for Major Depression
This trial tests whether giving more accelerated iTBS sessions is better tolerated and more effective than the standard schedule for adults with major depressive disorder.
-
Psilocybin with Structured Integrated Reframing Therapy for trauma-related MDD and PTSD
This trial tests whether psilocybin therapy, alone or with Structured Integrated Reframing Therapy (SIRT), helps people with trauma-related major depressive disorder who are already on a stable antidepressant.
-
Magnesium Bisglycinate Added to Your Depression Treatment
This study tests whether adding magnesium bisglycinate to your current antidepressant can help reduce depressive symptoms and improve sleep and daily functioning for adults with major depressive disorder.
-
Motif XCS System for treatment-resistant depression
This study tests whether the Motif XCS System is safe and tolerable and might help people with treatment-resistant major depressive disorder.
-
A Phase 3 test of DT120 for major depressive disorder
DT120 is tested against placebo in adults with major depressive disorder to see if it can help reduce depressive symptoms.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.