Status:

COMPLETED

A Study of Paliperidone Palmitate 6-Month Formulation

Lead Sponsor:

Janssen Research & Development, LLC

Conditions:

Schizophrenia

Eligibility:

All Genders

18-70 years

Phase:

PHASE3

Brief Summary

The purpose of this study is to demonstrate that injection cycles consisting of a single administration of paliperidone palmitate 6-month (PP6M) are not less effective than 2 sequentially administered...

Detailed Description

The primary hypothesis of this study is that the efficacy of PP6M is non-inferior to PP3M for preventing relapse in participants with schizophrenia who were previously stabilized on corresponding dose...

Eligibility Criteria

Inclusion

  • Inclusion Criteria:
  • Must meet the diagnostic criteria for schizophrenia according to Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM 5) for at least 6 months before screening
  • Must be receiving treatment with paliperidone palmitate (as either the paliperidone palmitate 1-month (PP1M) or paliperidone palmitate 3-month (PP3M) formulation), or injectable risperidone, or any oral antipsychotic
  • Must be able, in the opinion of the investigator, to discontinue any antipsychotic medication other than PP1M) or PP3M during the Screening Phase
  • Must have a full Positive and Negative Syndrome Scale (PANSS) score of less than (\<) 70 points at screening
  • Must have a body mass index (BMI) between 17 and 40 kilogram (kg)/meter (m)\^2 (inclusive) and must have a body weight of at least 47 kg at screening
  • Must be willing to receive gluteal injections of medication during the Double-blind Phase
  • Exclusion Criteria
  • Must not be receiving any form of involuntary treatment, such as involuntary psychiatric hospitalization, parole-mandated treatment, or court-mandated treatment
  • Must not have attempted suicide within 12 months before screening and must not be at imminent risk of suicide or violent behavior, as clinically assessed by the investigator at the time of screening
  • Must not have a DSM-5 diagnosis of moderate or severe substance use disorder (except for nicotine and caffeine) within 6 months of screening; however, acute or intermittent substance use prior to screening is not exclusionary, depending upon the clinical judgment of the investigator
  • Must not have a history of neuroleptic malignant syndrome or tardive dyskinesia
  • Must not have a history of intolerability or severe reactions to moderate or higher doses of antipsychotic medications and must not have any other factors that would, in the judgment of the investigator, indicate that treatment with moderate or higher doses of paliperidone palmitate would be intolerable or unsafe

Exclusion

    Key Trial Info

    Start Date :

    November 20 2017

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    May 8 2020

    Estimated Enrollment :

    841 Patients enrolled

    Trial Details

    Trial ID

    NCT03345342

    Start Date

    November 20 2017

    End Date

    May 8 2020

    Last Update

    April 29 2025

    Active Locations (138)

    Enter a location and click search to find clinical trials sorted by distance.

    Page 1 of 35 (138 locations)

    1

    Woodland Research Northwest

    Rogers, Arkansas, United States, 72758

    2

    California Pharmaceutical Research Institute, Inc.

    Anaheim, California, United States, 92804

    3

    ATP Clinical Research

    Costa Mesa, California, United States, 92626

    4

    Collaborative NeuroScience Network

    Garden Grove, California, United States, 92845