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Completed Phase 3 Interventional Results available

A Study of ALKS 3831 in Adults With Schizophrenia (The ENLIGHTEN-2 Study)

ClinicalTrials.gov ID: NCT02694328

Public ClinicalTrials.gov record NCT02694328. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:37 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3 Study to Evaluate Weight Gain of ALKS 3831 Compared to Olanzapine in Adults With Schizophrenia

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will evaluate weight gain of ALKS 3831 compared to olanzapine in adult subjects with schizophrenia.

Study identification

NCT ID
NCT02694328
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Alkermes, Inc.
Industry
Enrollment
561 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 55 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 2, 2016 (Actual)
Primary completion
Nov 7, 2018 (Actual)
Completion
Nov 7, 2018 (Actual)
Last update posted
Feb 10, 2020

2016 – 2018

United States locations

U.S. sites
52
U.S. states
16
U.S. cities
49
Facility City State ZIP Site status
Alkermes Investigational Site Little Rock Arkansas 72211 —
Alkermes Investigational Site Springdale Arkansas 72764 —
Alkermes Investigational Site Anaheim California 92805 —
Alkermes Investigational Site Cerritos California 90703 —
Alkermes Investigational Site Culver City California 90230 —
Alkermes Investigational Site Garden Grove California 92845 —
Alkermes Investigational Site Glendale California 91206 —
Alkermes Investigational Site Long Beach California 90822 —
Alkermes Investigational Site National City California 91950 —
Alkermes Investigational Site Oakland California 94612 —
Alkermes Investigational Site Oceanside California 92056 —
Alkermes Investigational Site Orange California 92868 —
Alkermes Investigational Site Pico Rivera California 90660 —
Alkermes Investigational Site Redlands California 92374 —
Alkermes Investigational Site San Diego California 92103 —
Alkermes Investigational Site San Diego California 92123 —
Alkermes Investigational Site Temecula California 92591 —
Alkermes Investigational Site Torrance California 90502 —
Alkermes Investigational Site Washington D.C. District of Columbia 20016 —
Alkermes Investigational Site Lauderhill Florida 33319 —
Alkermes Investigational Site Miami Florida 33136 —
Alkermes Investigational Site North Miami Florida 33161 —
Alkermes Investigational Site Oakland Park Florida 33334 —
Alkermes Investigational Site Tampa Florida 33609 —
Alkermes Investigational Site Atlanta Georgia 30329 —
Alkermes Investigational Site Augusta Georgia 30912 —
Alkermes Investigational Site Decatur Georgia 30030 —
Alkermes Investigational Site Chicago Illinois 60640 —
Alkermes Investigational Site Grand Rapids Michigan 49503 —
Alkermes Investigational Site Flowood Mississippi 39232 —
Alkermes Investigational Site Creve Coeur Missouri 63141 —
Alkermes Investigational Site O'Fallon Missouri 63368 —
Alkermes Investigational Site St Louis Missouri 63128 —
Alkermes Investigational Site Las Vegas Nevada 89102 —
Alkermes Investigational Site Berlin New Jersey 08009 —
Alkermes Investigational Site Marlton New Jersey 08053 —
Alkermes Investigational Site Brooklyn New York 11235 —
Alkermes Investigational Site Jamaica New York 11432 —
Alkermes Investigational Site New York New York 10032 —
Alkermes Investigational Site New York New York 10035 —
Alkermes Investigational Site Rochester New York 14615 —
Alkermes Investigational Site Wards Island New York 10035 —
Alkermes Investigational Site Canton Ohio 44718 —
Alkermes Investigational Site Dayton Ohio 45417 —
Alkermes Investigational Site Middleburg Heights Ohio 44130 —
Alkermes Investigational Site Allentown Pennsylvania 18104 —
Alkermes Investigational Site Austin Texas 78754 —
Alkermes Investigational Site Austin Texas 78759 —
Alkermes Investigational Site Dallas Texas 75243 —
Alkermes Investigational Site DeSoto Texas 75115 —
Alkermes Investigational Site Houston Texas 77030 —
Alkermes Investigational Site Bellevue Washington 98007 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02694328, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 10, 2020 · Synced Oct 19, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02694328 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →