deltatrials
Completed PHASE4 INTERVENTIONAL 3-arm NCT00524043

An Efficacy and Safety Study of One Dosage of Paliperidone Extended Release (ER) in Treating Patients With Schizophrenia

A Randomized, Double-Blind, Placebo- and Active-Controlled, Parallel-Group Study to Evaluate the Efficacy and Safety of a Fixed Dosage of 1.5 mg/Day of Paliperidone Extended Release (ER) in the Treatment of Subjects With Schizophrenia

Sponsor: Johnson & Johnson Pharmaceutical Research & Development, L.L.C.

Conditions Schizophrenia
Updated 9 times since 2017 Last updated: May 21, 2014 Started: Sep 30, 2007 Primary completion: Nov 30, 2008 Completion: Nov 30, 2008
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Schizophrenia and is currently completed. Johnson & Johnson Pharmaceutical Research & Development, L.L.C. leads this study, which shows 9 recorded versions since 2007 — indicating limited longitudinal coverage. This study adds to the longitudinal dataset for psychiatric treatment development.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshotCompleted~Dec 2021 – ~Jul 2024 · 31 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – ~Dec 2025 · 3 months · monthly snapshotCompleted~Dec 2025 – present · 7 months · monthly snapshotCompleted

Change History

9 versions recorded
  1. Dec 2025 — Present [monthly]

    Completed PHASE4

  2. Sep 2025 — Dec 2025 [monthly]

    Completed PHASE4

  3. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE4

  4. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  5. Dec 2021 — Jul 2024 [monthly]

    Completed PHASE4

Show 4 earlier versions
  1. Jan 2021 — Dec 2021 [monthly]

    Completed PHASE4

  2. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE4

  3. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE4

  4. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE4

    First recorded

Sep 2007

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Data source: Johnson & Johnson Pharmaceutical Research & Development, L.L.C.

For direct contact, visit the study record on ClinicalTrials.gov .