CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 841 enrolled
Drug / intervention
PP6M +4 moredrug
Likely dose
PP3M 350 mg eq.from record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03345342
NCT03345342Phase 3Completed

A Double-blind, Randomized, Active-controlled, Parallel-group Study of Paliperidone Palmitate 6-Month Formulation

Janssen Research & Development, LLC·interventional·Posted Nov 17, 2017·Updated Apr 29, 2025

In Brief

A Phase 3 clinical trial evaluating PP6M, PP3M 350 mg eq., and 3 other interventions for Schizophrenia. Completed, enrolled 841 participants across 138 sites in 21 countries.

Detailed 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 injections of paliperidone palmitate 3-month PP3M) (350 or 525 mg eq.) for the prevention of relapse in participants with schizophrenia previously stabilized on corresponding doses of paliperidone palmitate 1-month (PP1M) (100 or 150 mg eq.) or PP3M (350 or 525 mg eq.).

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsSchizophrenia
CountriesArgentina, Australia, Brazil, Bulgaria, Czechia, France, Hong Kong, Hungary, India, Italy, Malaysia, Mexico, Poland, Russia, South Africa, South Korea, Spain, Taiwan, Turkey (Türkiye), Ukraine, United States
Collaborators--

Timeline

Phase 3CompletedFinished
201820192020202120222023202420252026
First PostedNov 17, 2017
Enrollment StartNov 20, 2017
Primary CompletionMay 8, 2020
TodayJul 2, 2026
Enrollment to primary: 2.5 yearsPosted 8.6 years ago

Interventions

PP6Mdrug

Participants will receive intramuscular injection of PP6M.

PP3M 350 mg eq.drug

Participants will receive intramuscular injection of PP3M 350 mg eq.

PP3M 525 mg eq.drug

Participants will receive intramuscular injection of PP3M 525 mg eq.

PP1Mdrug

Participants will receive intramuscular injection of PP1M 50 to 150 mg eq.

Placeboother

Participants will receive matching placebo.