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An Open-label Randomized Trial Comparing Risperidone Long Acting Injection (LAI) With Oral Antipsychotic Care in the Treatment of Early Psychosis
This study has been completed.

First Received on October 28, 2005.   Last Updated on May 19, 2011   History of Changes
Sponsor: Janssen-Ortho Inc., Canada
Information provided by: Janssen-Ortho Inc., Canada
ClinicalTrials.gov Identifier: NCT00246259
  Purpose

The purpose of this exploratory study is to evaluate the effectiveness, safety and tolerability of administering risperidone LAI versus oral antipsychotics in patients with recent onset psychosis


Condition Intervention Phase
Schizophrenia
Psychotic Disorders
Drug: Risperidone long acting injection
Drug: Oral antipsychotic (risperidone, quetiapine, olanzapine)
Phase IV

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: An Open-label Randomized Trial Comparing RISPERDAL*CONSTA* With Oral Antipsychotic Care in the Treatment of Early Psychosis

Resource links provided by NLM:


Further study details as provided by Janssen-Ortho Inc., Canada:

Primary Outcome Measures:
  • Primary Evaluations will be measured by total symptoms as assessed by the Positive and Negative Syndrome Scale (PANSS), time to relapse, social, occupational and functional outcomes. [ Time Frame: each study visit ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Co-morbid depressive symptoms, symptoms of mania, symptoms of anxiety as measured by the Calgary Depression Scale of Schizophrenia (CDSS), Young Mania Rating Scale (YMRS) and Hamilton Anxiety Scale (HAM-A) scores [ Time Frame: 24 months ] [ Designated as safety issue: No ]
  • Relapse Rates [ Time Frame: 24 months ] [ Designated as safety issue: No ]
  • Cognitive functioning as measured by Trail Making A and B and Controlled Oral Word Association Test (COWAT) [ Time Frame: 24 months ] [ Designated as safety issue: No ]
  • Quality of life and social functioning [ Time Frame: 24 months ] [ Designated as safety issue: No ]
  • Safety [ Time Frame: 24 months ] [ Designated as safety issue: No ]

Enrollment: 77
Study Start Date: October 2004
Study Completion Date: December 2008
Primary Completion Date: December 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 001
Risperidone long acting injection 25-50 mg i.m. injection every 2 weeks for 24 months
Drug: Risperidone long acting injection
25-50 mg i.m. injection every 2 weeks for 24 months
Active Comparator: 002
Oral antipsychotic (risperidone quetiapine olanzapine) As per local label. Medication administered daily for 24 months.
Drug: Oral antipsychotic (risperidone, quetiapine, olanzapine)
As per local label. Medication administered daily for 24 months.

Detailed Description:

This exploratory study will examine the safety and effectiveness of risperidone long acting injection (LAI) in patients with early psychosis (less than 3 years after diagnosis). Patients need to have either schizophrenia (a disorder where reality is abnormally interupted) or schizoaffective disorder (a combination of schizophrenia and mania and/or depression) to be able to take part in this study. Both of these diseases result in the patient being treated with antipsychotic therapy. In this study, patients will either be switched to risperidone LAI or continue on their current atypical antipsychotic. The treatment received is decided by chance (like flipping a coin). Both the patient and their doctor will know which medicine is being given. Patients will receive the study medicine for 24 months (2 years). The patients will visit their doctor for 15-37 times for this study. At visits, patients will be asked questions and may be examined by their doctor. Primary Evaluations will be measured by total symptoms as assessed by the Positive and Negative Syndrome Scale (PANSS), time to relapse, social, occupational and functional outcomes. The safety and tolerability of resperidone LAI will be assessed via vital signs, adverse events, laboratory values and scales to measure movement disorders at each study visit (weeks: 2, 6,10,14,18, 22, 28, 40, 52, 64, 76, 88 and 104). Patients randomized to risperidone LAI will receive 3 weeks of supplementation with their current oral medication in addition to the initial 25 mg risperidone LAI injection. The dose of risperidone LAI may be increased by increments of 12.5 mg, after a minimum of 6 weeks (3 injections) at the previous dose, to a maximum dose of 50 mg, if the patient has not shown any improvement. Patients randomized to the oral antipsyhcotic arm will remain on their current antipsychotic.

  Eligibility

Ages Eligible for Study:   18 Years to 30 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Inpatients or out-patients
  • primary Diagnostic and Statistical Manual of Mental Disorders version IV (DSM-IV) diagnosis of schizophrenia, schizophreniform disorder or schizoaffective disorder for no longer than 3 years after diagnosis and treatment of a psychotic illness
  • Positive and Negative Syndrome Scale (PANSS) score of 60-120
  • currently on monotherapy atypical antipsychotic treatment below local label guidelines or treatment naïve
  • able to complete self-assessments in either English or French

Exclusion Criteria:

  • Current primary Axis-1 diagnosis other than schizophrenia, schizophreniform disorder or schizoaffective disorder, according to DSM-IV
  • current drug or alcohol dependence
  • treatment with a depot antipsychotic within 3 months of study start
  • confirmed or suspected history of lack of tolerability, hypersensitivity or allergy to risperidone
  • risperidone non-responders
  • Failed to respond to 2 or more adequate treatment trials of antipsychotics
  • laboratory abnormality that is deemed clinically significant by the investigator
  • serious, unstable and untreated medical illnesses
  • at significant risk of suicide or violence at study start
  • prior treatment with ECT
  • received an experimental drug or used an experimental medical device within 30 days before the planned start of treatment
  • pregnant or breastfeeding
  • prior clozapine treatment
  • treatment with carbamazepine
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00246259

Sponsors and Collaborators
Janssen-Ortho Inc., Canada
Investigators
Study Director: Janssen-Ortho Inc. Clinical Trial Janssen-Ortho Inc., Canada
  More Information

Additional Information:
No publications provided

Responsible Party: Vice President, Medical & Government Affairs, Janssen-Ortho, Canada
ClinicalTrials.gov Identifier: NCT00246259     History of Changes
Other Study ID Numbers: CR005959
Study First Received: October 28, 2005
Last Updated: May 19, 2011
Health Authority: United States: Institutional Review Board

Keywords provided by Janssen-Ortho Inc., Canada:
Risperidone
Long acting injection
Atypical antipsychotics
Recent onset psychosis
Schizophrenia
Schizophreniform disorder
Schizoaffective disorder

Additional relevant MeSH terms:
Mental Disorders
Psychotic Disorders
Schizophrenia
Schizophrenia and Disorders with Psychotic Features
Antipsychotic Agents
Risperidone
Quetiapine
Olanzapine
Tranquilizing Agents
Central Nervous System Depressants
Physiological Effects of Drugs
Pharmacologic Actions
Central Nervous System Agents
Therapeutic Uses
Psychotropic Drugs
Serotonin Antagonists
Serotonin Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Dopamine Antagonists
Dopamine Agents
Serotonin Uptake Inhibitors
Neurotransmitter Uptake Inhibitors
Antiemetics
Autonomic Agents
Peripheral Nervous System Agents
Gastrointestinal Agents

ClinicalTrials.gov processed this record on February 09, 2012