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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

Completed · Phase 3 · NCT05741528

Conditions: Schizophrenia

At a glance

Research payments reported, 2025
$440,190
U.S. investigators named
17
Sites paid
18
Planned or actual enrollment
75

About the trial

Sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Tested
SEP-363856 (drug)
Dates
Started 2023-03-31; completion 2024-09-23
Results posted
Yes

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.

From ClinicalTrials.gov, last updated 2025-12-11. Full record, eligibility and contacts (opens in a new tab)

Industry funding

Sumitomo Pharma America, Inc. reported $440,190 in research payments for this study in 2025 (90 payments).

Research payments usually go to hospitals, universities and research sites to run a study, not to the investigators personally. A payment is not evidence of wrongdoing.

U.S. investigators named on this study

Clinicians the company named as principal investigators in its Open Payments reports.

Sites paid to run it

  • Collaborative Neuroscience Research LLC $57,780
  • Advanced Research Center Inc $51,519
  • Pillar Clinical Research LLC $49,797
  • Behavioral Clinical Research Inc $47,870
  • Srsd Inc $45,970
  • Atlanta Center for Medical Research $29,367
  • Premier Clinical Research Institute Inc $24,976
  • California Mental Behavioral Health LLC $24,310
  • Ima Evaluations LLC $22,603
  • Wellness Research Center Inc $19,803
  • Proscienceresearchgroup LLC $18,300
  • Cbh Health LLC $12,527
  • Clinical Innovations Inc $11,828
  • New Hope Clinical Research $6,951
  • Advanced Discovery Research LLC $6,888
  • Rakesh Ranjan MD & Associates Inc $6,606
  • Im Super Holdings LLC $3,025
  • Synergy San Diego $70

Sources: CMS Open Payments research payments (program year 2025) and ClinicalTrials.gov, U.S. National Library of Medicine.