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Completed Phase 3 Interventional Results available

Study to Evaluate the Efficacy of ALKS 3831 on Body Weight in Young Adults Who Have Been Recently Diagnosed With Schizophrenia, Schizophreniform, or Bipolar I Disorder

ClinicalTrials.gov ID: NCT03187769

Public ClinicalTrials.gov record NCT03187769. 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 Jul 22, 2026, 6:45 PM 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 Study to Evaluate the Effect of ALKS 3831 Compared to Olanzapine on Body Weight in Young Adults With Schizophrenia, Schizophreniform, or Bipolar I Disorder Who Are Early in Their Illness

Study identification

NCT ID
NCT03187769
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Alkermes, Inc.
Industry
Enrollment
426 participants

Conditions and interventions

Interventions

  • ALKS 3831 Drug
  • Olanzapine Drug

Drug

Eligibility (public fields only)

Age range
16 Years to 40 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
Jun 7, 2017
Primary completion
Nov 30, 2021
Completion
Jan 2, 2022
Last update posted
Jan 18, 2023

2017 – 2022

United States locations

U.S. sites
25
U.S. states
11
U.S. cities
22
Facility City State ZIP Site status
Alkermes Investigational Site Little Rock Arkansas 72211
Alkermes Investigational Site Rogers Arkansas 72758
Alkermes Investigational Site Garden Grove California 92845
Alkermes Investigational Site San Diego California 92013
Alkermes Investigational Site Stanford California 94305
Alkermes Investigational Site Jacksonville Florida 32209
Alkermes Investigational Site North Miami Florida 33161
Alkermes Investigational Site Atlanta Georgia 30303
Alkermes Investigational Site Atlanta Georgia 30331
Alkermes Investigational Site Augusta Georgia 30912
Alkermes Investigational Site Chicago Illinois 60611
Alkermes Investigational Site Winfield Illinois 60190
Alkermes Investigational Site Kalamazoo Michigan 49001
Alkermes Investigational Site Kansas City Missouri 64108
Alkermes Investigational Site St Louis Missouri 63110
Alkermes Investigational Site St Louis Missouri 63118
Alkermes Investigational Site St Louis Missouri 63128
Alkermes Investigational Site Las Vegas Nevada 89102
Alkermes Investigational Site Cincinnati Ohio 45219
Alkermes Investigational Site Eugene Oregon 97401
Alkermes Investigational Site DeSoto Texas 75115
Alkermes Investigational Site Fort Worth Texas 76104
Alkermes Investigational Site Houston Texas 77030
Alkermes Investigational Site Richardson Texas 75080
Alkermes Investigational Site San Antonio Texas 78201

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 32 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03187769, 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 Jan 18, 2023 · Synced Jul 22, 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 protocol, eligibility criteria, and contact information for NCT03187769 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →