A Study of ALKS 3831 in Adults With Acute Exacerbation of Schizophrenia (the ENLIGHTEN-1 Study)

NCT ID: NCT02634346

Last Updated: 2018-06-27

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

403 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-12-31

Study Completion Date

2017-06-07

Brief Summary

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This study will evaluate the efficacy of ALKS 3831 in adult subjects with acute exacerbation of schizophrenia.

Detailed Description

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Conditions

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Schizophrenia

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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ALKS 3831

Administered as a coated bilayer tablet

Group Type EXPERIMENTAL

ALK3831

Intervention Type DRUG

Daily dosing

Olanzapine

Administered as a coated bilayer tablet

Group Type ACTIVE_COMPARATOR

Olanzapine

Intervention Type DRUG

Daily dosing

Placebo

Administered as a coated bilayer tablet

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Daily dosing

Interventions

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ALK3831

Daily dosing

Intervention Type DRUG

Olanzapine

Daily dosing

Intervention Type DRUG

Placebo

Daily dosing

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Has a body mass index (BMI) of 18.0 - 40.0 kg/m\^2
* Meets criteria for the diagnosis of schizophrenia
* Resides in a stable living situation when not hospitalized
* Is willing and able to provide government-issued identification
* Additional criteria may apply

Exclusion Criteria

* Has had a psychiatric hospitalization for more than 30 days during the 90 days before screening
* Subject initiated first antipsychotic treatment within the past 12 months, or \<1 year has elapsed since the initial onset of active-phase of schizophrenia symptoms
* Subject poses a current suicide risk
* Subject has a history of treatment resistance
* Subject has a history of poor or inadequate response to treatment with olanzapine
* Subject requires or has had electroconvulsive therapy (ECT) treatment in the 2-month period prior to screening
* Subject has a diagnosis of moderate or severe alcohol or drug use disorder
* Subject has a positive urine drug screen for opioids, amphetamine/methamphetamine, phencyclidine, or cocaine at screening
* Additional criteria may apply
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Alkermes, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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David McDonnell, MD

Role: STUDY_DIRECTOR

Alkermes, Inc.

Locations

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Alkermes Investigational Site

Little Rock, Arkansas, United States

Site Status

Alkermes Investigational Site

Springdale, Arkansas, United States

Site Status

Alkermes Investigational Site

Culver City, California, United States

Site Status

Alkermes Investigational Site

Garden Grove, California, United States

Site Status

Alkermes Investigational Site

Lemon Grove, California, United States

Site Status

Alkermes Investigational Site

Long Beach, California, United States

Site Status

Alkermes Investigational Site

Orange, California, United States

Site Status

Alkermes Investigational Site

San Diego, California, United States

Site Status

Alkermes Investigational Site

Washington D.C., District of Columbia, United States

Site Status

Alkermes Investigational Site

North Miami, Florida, United States

Site Status

Alkermes Investigational Site

Chicago, Illinois, United States

Site Status

Alkermes Investigational Site

St Louis, Missouri, United States

Site Status

Alkermes Investigational Site

Las Vegas, Nevada, United States

Site Status

Alkermes Investigational Site

Marlton, New Jersey, United States

Site Status

Alkermes Investigational Site

Dayton, Ohio, United States

Site Status

Alkermes Investigational Site

Dallas, Texas, United States

Site Status

Alkermes Investigational Site

Burgas, , Bulgaria

Site Status

Alkermes Investigational Site

Kazanlak, , Bulgaria

Site Status

Alkermes Investigational Site

Lovech, , Bulgaria

Site Status

Alkermes Investigational Site

Novi Iskar, , Bulgaria

Site Status

Alkermes Investigational Site

Plovdiv, , Bulgaria

Site Status

Alkermes Investigational Site

Veliko Tarnovo, , Bulgaria

Site Status

Alkermes Investigational Site

Vratsa, , Bulgaria

Site Status

Alkermes Investigational Site

Belgrade, , Serbia

Site Status

Alkermes Investigational Site

Kragujevac, , Serbia

Site Status

Alkermes Investigational Site

Novi Kneževac, , Serbia

Site Status

Alkermes Investigational Site

Cherkasy, , Ukraine

Site Status

Alkermes Investigational Site

Kherson, , Ukraine

Site Status

Alkermes Investigational Site

Kiev, , Ukraine

Site Status

Alkermes Investigational Site

Lviv, , Ukraine

Site Status

Alkermes Investigational Site

Vinnytsia, , Ukraine

Site Status

Countries

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United States Bulgaria Serbia Ukraine

References

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Potkin SG, Kunovac J, Silverman BL, Simmons A, Jiang Y, DiPetrillo L, McDonnell D. Efficacy and Safety of a Combination of Olanzapine and Samidorphan in Adult Patients With an Acute Exacerbation of Schizophrenia: Outcomes From the Randomized, Phase 3 ENLIGHTEN-1 Study. J Clin Psychiatry. 2020 Mar 3;81(2):19m12769. doi: 10.4088/JCP.19m12769.

Reference Type DERIVED
PMID: 32141723 (View on PubMed)

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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ALKS-3831-A305

Identifier Type: -

Identifier Source: org_study_id

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