Evaluation of Efficacy and Safety of Milsaperidone as Adjunctive Therapy in Patients With Major Depressive Disorder

NCT ID: NCT06830044

Last Updated: 2025-11-12

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE3

Total Enrollment

500 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-03-03

Study Completion Date

2028-03-31

Brief Summary

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The purpose of this study is to determine the efficacy and safety of milsaperidone compared to placebo as adjunctive therapy in patients with Major Depressive Disorder

Detailed Description

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Conditions

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Major Depressive Disorder (MDD)

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Milsaperidone

Group Type EXPERIMENTAL

Milsaperidone

Intervention Type DRUG

Oral milsaperidone

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Oral placebo

Interventions

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Milsaperidone

Oral milsaperidone

Intervention Type DRUG

Placebo

Oral placebo

Intervention Type DRUG

Other Intervention Names

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VHX-896

Eligibility Criteria

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Inclusion Criteria

* Male or female patient 18 to 65 years of age, inclusive;
* Meets DSM-5-TR criteria for MDD
* Currently having an inadequate response to antidepressant therapy as confirmed by the Investigator using the Antidepressant Treatment Response Questionnaire (ATRQ)

Exclusion Criteria

* Within the patients lifetime, has a confirmed DSM-5-TR psychiatric diagnosis other than MDD
* Within 6 months of Screening, has a confirmed DSM-5-TR psychiatric diagnosis other than MDD
* Within 12 months of Screening, has had any other psychiatric condition (other than MDD) that has been the main focus of treatment
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Vanda Pharmaceuticals

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Vanda Investigational Site

Little Rock, Arkansas, United States

Site Status RECRUITING

Vanda Investigational Site

Garden Grove, California, United States

Site Status RECRUITING

Vanda Investigational Site

Orange, California, United States

Site Status RECRUITING

Vanda Investigational Site

San Jose, California, United States

Site Status RECRUITING

Vanda Investigational Site

Colorado Springs, Colorado, United States

Site Status RECRUITING

Vanda Investigational Site

Fort Myers, Florida, United States

Site Status RECRUITING

Vanda Investigational Site

Miami, Florida, United States

Site Status ACTIVE_NOT_RECRUITING

Vanda Investigational Site

Miami, Florida, United States

Site Status RECRUITING

Vanda Investigational Site

Tampa, Florida, United States

Site Status ACTIVE_NOT_RECRUITING

Vanda Investigational Site

Chicago, Illinois, United States

Site Status RECRUITING

Vanda Investigational Site

Saint Charles, Missouri, United States

Site Status RECRUITING

Vanda Investigational Site

Las Vegas, Nevada, United States

Site Status RECRUITING

Vanda Investigational Site

Staten Island, New York, United States

Site Status RECRUITING

Vanda Investigational Site

Media, Pennsylvania, United States

Site Status RECRUITING

Vanda Investigational Site

Richardson, Texas, United States

Site Status RECRUITING

Vanda Investigational Site

Witchita Falls, Texas, United States

Site Status RECRUITING

Vanda Investigational Site

Sofia, , Bulgaria

Site Status RECRUITING

Vanda Investigational Site

Varna, , Bulgaria

Site Status RECRUITING

Vanda Investigational Site

Brno, , Czechia

Site Status RECRUITING

Vanda Investigational Site

Prague, , Czechia

Site Status RECRUITING

Countries

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United States Bulgaria Czechia

Central Contacts

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Vanda Pharmaceuticals

Role: CONTACT

Phone: 202-734-3400

Email: [email protected]

Facility Contacts

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Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Vanda Pharmaceuticals Inc.

Role: primary

Other Identifiers

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VP-VHX-896-3201

Identifier Type: -

Identifier Source: org_study_id