Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT05741528 · ClinicalTrials.gov registry record · Phase 3

An Extension Study to a Clinical Study That Will Continue to Evaluate the Effectiveness and Safety of SEP-363856 in People With Schizophrenia That Switch to SEP-363856 From Their From Their Current Antipsychotic Medication

A Phase 3 study, sponsored by Otsuka Pharmaceutical Development & Commercialization.

Completed
Registry status
Phase 3
Development phase
75
Enrollment target

NCT05741528: Completed Phase 3 study, sponsored by Otsuka Pharmaceutical Development & Commercialization.

NCT05741528 is a Phase 3 study that has completed, run by Otsuka Pharmaceutical Development & Commercialization. The registered enrollment target is 75 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (90% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT05741528, a Phase 3 study, has completed, sponsored by Otsuka Pharmaceutical Development & Commercialization.

COMPLETED
Registry status
Phase 3
Development phase
75 participants
Enrollment target

Study Summary

An Extension study to a clinical study that will continue to evaluate the effectiveness and safety of SEP-363856 in people with schizophrenia that switch to SEP-363856 from their current antipsychotic medication. This study will accept both male and female participants that have completed study SEP361-308. This study will be held in approximately 24 study sites in North America. Participation in the study will be approximately up to 25 weeks.

Primary Outcome

An AE is any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease occurring after the administration of a medicinal (investigational) product, whether or not considered related to the medicinal (investigational) product.

Interventions

  • DRUG SEP-363856

Trial Details

FieldValue
Enrollment Target 75 participants
Start Date 2023-03-31
Est. Completion 2024-09-23
Phase Phase 3

What the finished NCT05741528 record still lists

NCT05741528 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 75 participants, a relatively small participant target, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (90% lower).

The record links to 0 conditions, and to 1 intervention - of which SEP-363856 is the first listed.

NCT05741528 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT05741528 about?

NCT05741528 is a clinical study titled "An Extension Study to a Clinical Study That Will Continue to Evaluate the Effectiveness and Safety of SEP-363856 in People With Schizophrenia That Switch to SEP-363856 From Their From Their Current Antipsychotic Medication". An Extension study to a clinical study that will continue to evaluate the effectiveness and safety of SEP-363856 in people with schizophrenia that switch to SEP-363856 from their current antipsychotic medication. This study will accept both male and female participants that have completed study SEP3...

What is the current status of trial NCT05741528?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 75 participants. The study started on 2023-03-31. Estimated completion is 2024-09-23.

What interventions are being tested in trial NCT05741528?

The interventions under investigation include: SEP-363856 (DRUG).

Who is sponsoring clinical trial NCT05741528?

This trial is sponsored by Otsuka Pharmaceutical Development & Commercialization, which has 221 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT05741528's enrollment target sits among peer trials

75 1773rd of 2000 higher than 221 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT01535430 · 75 participants

    Assessment of Eloquent Function in Brain Tumor Patients

  • NCT01542879 · 75 participants · Phase 1

    Development of Radiation Free Whole Body Magnetic Resonance (MR) Imaging Technique for Staging Children With Cancer

  • NCT02232191 · 75 participants · Phase 2

    Immunologic Response to Pneumococcal Polysaccharide Vaccine in Splenic Injury Patients

  • NCT02754544 · 75 participants · NA

    Electrocorticography in Mapping Functional Brain Areas During Surgery in Patients With Brain Tumors

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT05741528, the US trial registry maintained by the National Library of Medicine. NCT05741528 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.