Study to Assess the Efficacy and Safety of NBI-1065845 in Adults With Major Depressive Disorder (MDD)

NCT ID: NCT05203341

Last Updated: 2025-01-15

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

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

183 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-02-21

Study Completion Date

2024-02-21

Brief Summary

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The purpose of this study is to evaluate the efficacy of NBI-1065845 compared with placebo in participants with MDD on improving symptoms of depression.

Detailed Description

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Conditions

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Major Depressive Disorder

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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Placebo

Participants will receive placebo orally once a day.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Matching placebo tablets

NBI-1065845 Low Dose

Participants will receive low-dose NBI-1065845 orally once a day.

Group Type EXPERIMENTAL

NBI-1065845

Intervention Type DRUG

NBI-1065845 tablets

NBI-1065845 High Dose

Participants will receive high-dose NBI-1065845 orally once a day.

Group Type EXPERIMENTAL

NBI-1065845

Intervention Type DRUG

NBI-1065845 tablets

Interventions

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Placebo

Matching placebo tablets

Intervention Type DRUG

NBI-1065845

NBI-1065845 tablets

Intervention Type DRUG

Other Intervention Names

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TAK-653

Eligibility Criteria

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Inclusion Criteria

Participants must meet all of these criteria for inclusion in the study:

1. The participant has completed written informed consent.
2. At the time of signing the informed consent, participant must be 18 to 65 years of age, inclusive.
3. The participant has a primary diagnosis of recurrent Major Depressive Disorder (MDD) or persistent depressive disorder.
4. Participant must have had inadequate response to antidepressant treatment.
5. Participant must have a Total Hamilton Depression Rating Scale-17 Item (HAMD-17) score ≥ 22 at screening.
6. Participants currently receiving pharmacological treatment for depression must have been taking current antidepressant medication(s) for ≥8 weeks prior to screening. Subjects not currently receiving pharmacologic treatment for depression must have received the most recent antidepressant medication(s) for ≥8 weeks in the current episode of depression.
7. Participants must be willing and able to comply with all study procedures.

Exclusion Criteria

Participants will be excluded from the study if they meet any of the following criteria:

1. Participant is pregnant or breastfeeding or plans to become pregnant during the study.
2. Participant has an unstable medical condition or unstable chronic disease.
3. Participant has a history of neurological abnormalities.
4. Participant has a current or prior psychiatric disorder that was the primary focus of treatment other than MDD.
5. The participant's depressive symptoms have previously demonstrated nonresponse to an adequate course of treatment with electroconvulsive therapy (ECT).
6. The participant has an alcohol or substance use disorder.
7. In the Investigator's opinion, the participant is not capable of adhering to the protocol requirements.
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Neurocrine Biosciences

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Development Lead

Role: STUDY_DIRECTOR

Neurocrine Biosciences

Locations

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Neurocrine Clinical Site

Birmingham, Alabama, United States

Site Status

Neurocrine Clinical Site

Huntsville, Alabama, United States

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Neurocrine Clinical Site

Riverside, California, United States

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Neurocrine Clinical Site

San Diego, California, United States

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Neurocrine Clinical Site

San Francisco, California, United States

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Neurocrine Clinical Site

Torrance, California, United States

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Neurocrine Clinical Site

Hartford, Connecticut, United States

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Neurocrine Clinical Site

Palmetto Bay, Florida, United States

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Neurocrine Clinical Site

Gaithersburg, Maryland, United States

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Neurocrine Clinical Site

Weldon Spring, Missouri, United States

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Neurocrine Clinical Site

Columbus, Ohio, United States

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Neurocrine Clinical Site

North Canton, Ohio, United States

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Neurocrine Clinical Site

Oklahoma City, Oklahoma, United States

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Neurocrine Clinical Site

Memphis, Tennessee, United States

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Neurocrine Clinical Site

Dallas, Texas, United States

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Neurocrine Clinical Site

Houston, Texas, United States

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Neurocrine Clinical Site

Draper, Utah, United States

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Neurocrine Clinical Site

Plovdiv, , Bulgaria

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Neurocrine Clinical Site

Rousse, , Bulgaria

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Neurocrine Clinical Site

Sofia, , Bulgaria

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Neurocrine Clinical Site

Tsarev Brod, , Bulgaria

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Neurocrine Clinical Site

Varna, , Bulgaria

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Neurocrine Clinical Site

Veliko Tarnovo, , Bulgaria

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Neurocrine Clinical Site

Vratsa, , Bulgaria

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Neurocrine Clinical Site

Kladno, , Czechia

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Neurocrine Clinical Site

Pilsen, , Czechia

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Neurocrine Clinical Site

Prague, , Czechia

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Neurocrine Clinical Site

Prague, , Czechia

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Neurocrine Clinical Site

Prague, , Czechia

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Neurocrine Clinical Site

Bełchatów, , Poland

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Neurocrine Clinical Site

Chełmno, , Poland

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Neurocrine Clinical Site

Gdansk, , Poland

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Neurocrine Clinical Site

Katowice, , Poland

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Neurocrine Clinical Site

Košice, , Slovakia

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Neurocrine Clinical Site

Rimavská Sobota, , Slovakia

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Neurocrine Clinical Site

Trenčín, , Slovakia

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Neurocrine Clinical Site

Vranov nad Topľou, , Slovakia

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Neurocrine Clinical Site

Gothenburg, , Sweden

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Neurocrine Clinical Site

Halmstad, , Sweden

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Neurocrine Clinical Site

Lund, , Sweden

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Neurocrine Clinical Site

Stockholm, , Sweden

Site Status

Countries

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United States Bulgaria Czechia Poland Slovakia Sweden

Other Identifiers

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2021-003989-12

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

NBI-1065845-MDD2024

Identifier Type: -

Identifier Source: org_study_id

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