~43 spots leftby Apr 2026

A Study to Evaluate the Efficacy of Paliperidone Palmitate in the Prevention of Relapse of the Symptoms of Schizoaffective Disorder

Recruiting in Palo Alto (17 mi)
+83 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: Janssen Scientific Affairs, LLC
Pivotal Trial (Near Approval)
Prior Safety Data

Trial Summary

What is the purpose of this trial?

This study will evaluate the efficacy of paliperidone palmitate compared with placebo in the delay of relapse of the symptoms of schizoaffective disorder. This study will also assess the safety and tolerability of paliperidone palmitate in patients with schizoaffective disorder.

Research Team

JS

Janssen Scientific Affairs, LLC Clinical Trial

Principal Investigator

Janssen Scientific Affairs, LLC

Eligibility Criteria

Inclusion Criteria

DSM-IV diagnosis of schizoaffective disorder
Experiencing an acute exacerbation of psychotic symptoms
A score of >=4 on at least 3 of the following 7 PANSS items: Delusions (P1), Hallucinatory behavior (P3), Excitement (P4), Hostility (P7), Tension (G4), Uncooperativeness (G8), and Poor Impulse Control (G14)
See 2 more

Treatment Details

Interventions

  • Paliperidone Palmitate (Antipsychotic)
  • Placebo (Other)
Participant Groups
2Treatment groups
Experimental Treatment
Placebo Group
Group I: 001Experimental Treatment1 Intervention
paliperidone palmitate 78 117 156 234 mg (50 75 100 or 150 mg eq.) monthly by i.m. injection for 15 months
Group II: 002Placebo Group1 Intervention
Placebo monthly by i.m. injection for 15 months

Find a Clinic Near You

Who Is Running the Clinical Trial?

Janssen Scientific Affairs, LLC

Lead Sponsor

Trials
165
Recruited
579,000+
Ricardo Attar profile image

Ricardo Attar

Janssen Scientific Affairs, LLC

Chief Executive Officer since 2008

PhD in Molecular Biology, University of Buenos Aires

Dr. Anastasia G. Daifotis profile image

Dr. Anastasia G. Daifotis

Janssen Scientific Affairs, LLC

Chief Medical Officer since 2023

MD