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A study to assess the effectiveness and safety of Lumateperone as another treatment used together with the primary treatment in the Treatment of Patients with Major Depressive Disorder

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

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2023/04/051968
Enrollment
470
Registered
2023-04-25
Start date
Unknown
Completion date
Unknown
Last updated
2025-04-28

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

Conditions

Health Condition 1: F329- Major depressive disorder, singleepisode, unspecified

Interventions

Intervention1: Lumateperone or Placebo : Route: Oral Dose: Formulated Capsules (42 mg) At Baseline (Visit 2), patients who continue to meet all eligibility criteria will be randomized to 1 of 2 treat

Sponsors

Intra-Cellular Therapies, Inc
Lead Sponsor
IQVIA RDSIndia Pvt Ltd
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: Patients will be eligible for study participation if they meet the following inclusion criteria: 1. Provides written informed consent 2. Male or female patients between the ages 18 and 65 years, inclusive 3. Meets DSM-5 criteria for MDD (MDD with psychotic features will be acceptable) as confirmed by the Investigator or Sponsor approved rater using the MINI and meets all of the following criteria: a. The start of the current major depressive episode (MDE) is at least 8 weeks but not more than 18 months prior to Screening (Visit 1) b. Has at least moderate severity of illness based on rater administered MADRS total score = 24 at Screening (Visit 1) and at Baseline (Visit 2) c. Has at least moderate severity of illness based on CGI-S score = 4 at Screening (Visit 1) and at Baseline (Visit 2) d. Has a Quick Inventory of Depressive Symptomatology-Self Report-16 item (QIDS-SR-16) score = 14 at Screening (Visit 1) and at Baseline (Visit 2) e. 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. 4. Currently having an inadequate response to ADT (less than 50% improvement) 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: a. citalopram/escitalopram b. fluoxetine c. paroxetine d. sertraline e. duloxetine f. levomilnacipran/milnacipran (if locally approved for MDD) g. venlafaxine/desvenlafaxine h. bupropion i. vilazodone j. vortioxetine

Exclusion criteria

Exclusion criteria: Patients who meet any of the following exclusion criteria will not be able to participate in the study: 1. Within the patient’s lifetime, has a confirmed DSM-5 psychiatric diagnosis other than MDD, including: a. Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder or other psychotic disorder b. Bipolar disorder 2. Within 6 months of Screening, has a confirmed DSM-5 psychiatric diagnosis other than MDD including: a. 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 b. Eating disorder c. Substance use disorders (excluding nicotine) d. Personality disorder of sufficient severity to have a major impact on the patient’s psychiatric status; e. 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 (Visit 1) and Baseline (Visit 2) 4. The patient experiences a = 25% decrease in the QIDS-SR-16 total score between Screening (Visit 1) and Baseline (Visit 2) 5. In the opinion of the Investigator, the patient has a significant risk for suicidal behavior during participation in the study or: a. At Screening (Visit 1), 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 (Visit 2), the patient scores “yes ? on Suicidal Ideation Items 4 or 5 since the Screening Visit b. At Screening (Visit 1), the patient has had 1 or more suicide attempts within 2 years prior to Screening c. At Screening (Visit 1) or Baseline (Visit 2), the patient scores = 5 on MADRS Item 10 (Suicidal Thoughts), or d. 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

Design outcomes

Primary

MeasureTime frame
•To evaluate the efficacy of lumateperone 42 mg administered once daily compared with placebo as adjunctive treatment to antidepressant therapy in patients with Major Depressive Disorder (MDD) who have an inadequate response to ongoing antidepressant therapy (ADT) as measured by change from baseline to Day 43 in the Montgomery-Åsberg Depression Rating Scale (MADRS) total scoreTimepoint: From baseline to Day 43

Secondary

MeasureTime frame
• To evaluate the efficacy of lumateperone 42 mg administered once daily compared with placebo as adjunctive treatment to ADT in patients with MDD who have an inadequate response to ongoing ADT as measured by change from baseline to Day 43 in the Clinical Global Impression Scale-Severity (CGI-S).Timepoint: From baseline to Day 43

Countries

Bulgaria, Czech Republic, Hungary, India, Republic of Korea, Slovakia, United States of America

Contacts

Public ContactShweta Pradhan

IQVIA RDS (India) Private Limited

shweta.pradhan@iqvia.com9513774664

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026