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Identifying Predictors of Response to Antipsychotics Using a Treatment Algorithm

Phase 4
Conditions
Schizophrenia or Schizoaffective Disorder
Interventions
Drug: Antipsychotics
Registration Number
NCT01016145
Lead Sponsor
University of Sao Paulo
Brief Summary

The objective of this study is to evaluate predictors of response to antipsychotic medication in subjects with schizophrenia. The investigators will evaluate psychopathology,brain MRI, genetics and neuropsychological profile. Two groups of treatment will be compared: first generation antipsychotics vs. second generation antipsychotics. Participants will be randomized to one of the groups. Trial duration: 12 weeks.

Detailed Description

Not available

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
126
Inclusion Criteria
  • Schizophrenia or schizoaffective disorder
  • Age: 18-45 years olde
  • Less than 10 years of diagnosis
  • Acute exacerbation of psychotic symptoms
Exclusion Criteria
  • Use of clozapine
  • Clinical unstable disease
  • Delirium and cognitive disorders

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Second generation antipsychoticsAntipsychoticsSubjects randomized to this arm will receive treatment with a second-generation antipsychotic: risperidone or olanzapine or aripiprazole or quetiapine or ziprasidone
First generation antipsychoticAntipsychoticsSubjects randomized to this arm will receive treatment with haloperidol or chlorpromazine.
Primary Outcome Measures
NameTimeMethod
% responders to first generation antipsychotics vs. % responders to second generation antipsychotics8-12 weeks
Secondary Outcome Measures
NameTimeMethod
% of treatment abandon and respective causes8-12 weeks

Trial Locations

Locations (1)

Instituto de Psiquiatria - Hospital das Clinicas FMUSP

🇧🇷

Sao Paulo, Brazil

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