# Contrasting the Brain Effects of Risperidone and Invega With Functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) Scanning

> **NCT00937261** · PHASE4 · UNKNOWN · sponsor: **University of California, Irvine** · enrollment: 96 (estimated)

## Conditions studied

- Schizophrenia

## Interventions

- **DRUG:** Risperidone
- **DRUG:** Paliperidone

## Key facts

- **NCT ID:** NCT00937261
- **Lead sponsor:** University of California, Irvine
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2009-07
- **Primary completion:** 2010-07
- **Final completion:** 2011-01
- **Target enrollment:** 96 (ESTIMATED)
- **Last updated:** 2010-10-28

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00937261

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00937261, "Contrasting the Brain Effects of Risperidone and Invega With Functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) Scanning". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT00937261. Licensed CC0.

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