Skip to content

Long-Term Study to Assess the Safety and Tolerability of NBI-1065845 as an Adjunctive Treatment in Participants With Major Depressive Disorder (MDD)

A Long-Term, Open-Label Study to Assess the Safety and Tolerability of NBI-1065845 as Adjunctive Treatment in Subjects With Major Depressive Disorder (MDD)

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06966401
Enrollment
850
Registered
2025-05-11
Start date
2025-04-16
Completion date
2030-05-01
Last updated
2026-07-24

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

Conditions

Major Depressive Disorder

Keywords

MDD, Depression, Major Depressive Disorder, NBI-1065845, TAK-653

Brief summary

This study will evaluate the long-term safety and tolerability of NBI-1065845 as an adjunctive treatment in participants with MDD.

Interventions

NBI-1065845 tablets

Sponsors

Neurocrine Biosciences
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Participant has a primary diagnosis of recurrent MDD (moderate or severe) or persistent depressive disorder. * Participant has had an inadequate response to oral antidepressant treatments in the current episode of depression. * Participant must have been taking oral antidepressants for at least 8 weeks prior to screening. * Willing and able to comply with all study procedures and restrictions in the opinion of the investigator. Key

Exclusion criteria

* A current or prior psychiatric disorder diagnosis in the last 1 year that was the primary focus of treatment other than MDD. * Are considered by the investigator to be at imminent risk of suicide or injury to self or others. Other protocol defined inclusion and

Design outcomes

Primary

MeasureTime frame
Number of Participants with Treatment-emergent Adverse Events (TEAEs)Baseline through Week 52

Countries

Belgium, Bulgaria, Canada, Croatia, Czechia, Estonia, Finland, Hungary, Italy, Latvia, Lithuania, Netherlands, Poland, Romania, Slovakia, Spain, Sweden, Taiwan, United Kingdom, United States

Contacts

CONTACTNeurocrine Medical Information Call Center
medinfo@neurocrine.com1-877-641-3461
STUDY_DIRECTORClinical Development Lead

Neurocrine Biosciences

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 25, 2026