Purpose

The primary objective for this study is to evaluate the efficacy of NBI-1117568 compared with placebo on improving manic symptoms in adults with bipolar I disorder who are currently experiencing an episode of mania with or without mixed features.

Conditions

Eligibility

Eligible Ages
Between 18 Years and 65 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Participant has a primary diagnosis of bipolar I disorder. - The participant has had at least 1 prior documented manic episode that required treatment. - The participant is experiencing an acute manic episode or manic episode with mixed features, with or without psychotic symptoms.

Exclusion Criteria

  • Any unstable or poorly controlled medical condition or chronic disease (including history of neurological, hepatic, renal, cardiovascular, gastrointestinal, pulmonary, autoimmune, or endocrine disease that may affect study participation or results), or malignancy within 90 days before the start of screening. - Primary diagnosis is not bipolar I disorder. - History of clozapine treatment for treatment-resistant psychosis. - History of psychiatric hospitalization(s) for ≥30 consecutive days during the 90 days before the start of screening. Note: Additional inclusion/exclusion criteria may apply, per protocol.

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Double (Participant, Investigator)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
NBI-1117568
Participants will receive NBI-1117568.
  • Drug: NBI-1117568
    Oral administration
Placebo Comparator
Placebo
Participants will receive placebo matching NBI-1117568.
  • Drug: Placebo
    Oral administration

Recruiting Locations

More Details

Status
Recruiting
Sponsor
Neurocrine Biosciences

Study Contact

Neurocrine Medical Information Call Center
1-877-641-3461
medinfo@neurocrine.com

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.