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Phase 1 Study of OLZ/SAM in Pediatric Subjects With Bipolar I Disorder

A Phase 1, Multiple-dose, Open-label Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of OLZ/SAM in Pediatric Subjects (10-12 Years Old) With Bipolar I Disorder

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04987658
Enrollment
7
Registered
2021-08-03
Start date
2021-07-22
Completion date
2023-08-11
Last updated
2023-11-22

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

Conditions

Bipolar I Disorder

Keywords

Bipolar I Disorder, Olanzapine, Samidorphan, OLZ/SAM, ALKS 3831, Pediatric pharmacokentics, LYBALVI

Brief summary

To evaluate the safety, tolerability, and pharmacokinetics of olanzapine and samidorphan in clinically stable pediatric subjects (10 to 12 years old) with Bipolar I disorder following oral administration of multiple ascending doses of OLZ/SAM

Interventions

Olanzapine and Samidorphan taken once daily over a max period of 21 days

Sponsors

Alkermes, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
10 Years to 12 Years
Healthy volunteers
No

Inclusion criteria

* Subject's parent(s)/legal guardian(s) is considered reliable by the Investigator and has agreed to provide support to the subject to ensure compliance with study treatment, visits, and protocol procedures. * Male and female subjects between 10 and 12 years of age, inclusive. * Subject weighs ≥70 pounds. * Subjects who are receiving antipsychotic treatment for their medical condition, with a diagnosis of bipolar I disorder. * Subjects must be considered stable, per investigator judgement. * Subject is willing to abide by the contraception requirements for the duration of the study.

Exclusion criteria

* Subject has a comorbid neuropsychiatric disorder that could interfere with participation in the study. * Subject poses a current suicide risk as assessed by the Investigator or as confirmed by the baseline Columbia-Suicide Severity Rating Scale by a response of Yes to question numbers 4 or 5 with ideation or suicidal behavior occurring in the past 12 months (assessed at Screening and at Visit 2, Day 1). * Subject has a diagnosis of diabetes or presents with pre-diabetes lab results (hemoglobin A1c ≥6%). * Subject has a history of use of clozapine or use of long-acting injectable antipsychotic medication within 3 months prior to Screening. * Subject has a DSM-5 (Diagnostic and Statistical Manual of Mental Disorders-5) diagnosis of moderate to severe alcohol disorder, or moderate to severe substance use disorder, within the 3 months prior to Screening. * Subject has taken opioid agonists within the 14 days prior to Screening, or has taken long-acting opioid agonist within the 30 days prior to Screening, or has anticipated a need to take opioid medication during the study period (eg, planned surgery, including oral surgery), or has taken opioid antagonists including naltrexone (any formulation) and naloxone within 60 days prior to Screening. * Subject is unable to swallow oral medications, as assessed by the Investigator. * Subject has a positive urine drug screen for opioids (assessed at Screening and at Visit 2, Day 1). * Subject has a positive cotinine test (assessed at Screening and at Visit 2, Day 1). * Subject has an intellectual disability, as assessed by the Investigator. * Subject has a history of intolerance or hypersensitivity to olanzapine or opioid antagonists, or any component of the study drug.

Design outcomes

Primary

MeasureTime frame
Maximum plasma concentration observedUp to 3 weeks
Area under the plasma concentration-time curve over the 24-hour dosing intervalUp to 3 weeks
Time to reach maximum concentrationUp to 3 weeks
Incidence of Adverse EventsUp to 6 weeks

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026