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NCT01913327 · ClinicalTrials.gov registry record · Phase 4
Antipsychotic Effects on Brain Function in Schizophrenia
A Phase 4 study, sponsored by University of California, San Francisco.
- Terminated
- Registry status
- Phase 4
- Development phase
- 4
- Enrollment target
NCT01913327: Clinical Trial Phase 4 study, sponsored by University of California, San Francisco.
NCT01913327 is a Phase 4 study that was terminated before completion, run by University of California, San Francisco. The registered enrollment target is 4 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (99% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01913327, a Phase 4 study, was terminated before completion, sponsored by University of California, San Francisco.
- TERMINATED
- Registry status
- Phase 4
- Development phase
- 4 participants
- Enrollment target
Study Summary
The purpose of the study is to determine whether two commonly-prescribed antipsychotic medications (aripiprazole and risperidone) have different effects on brain function and cognition in schizophrenia patients.
Primary Outcome
The magnitude of BOLD signal change associated with cognitive task performance will be directly compared between the aripiprazole and risperidone-treated groups, as well as the degree of functional connectivity between the locus coeruleus and the prefrontal cortex, also during during cognitive task performance.
Interventions
- DRUG Risperidone
- DRUG Modafinil
- DRUG Aripiprazole
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 4 participants |
| Start Date | 2013-04 |
| Est. Completion | 2017-01 |
| Phase | Phase 4 |
Why NCT01913327 stopped before completion
NCT01913327 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 4 participants, a relatively small participant target, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (99% lower).
The record links to 0 conditions, and to 3 interventions - of which Risperidone is the first listed.
NCT01913327 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01913327 about?
NCT01913327 is a clinical study titled "Antipsychotic Effects on Brain Function in Schizophrenia". The purpose of the study is to determine whether two commonly-prescribed antipsychotic medications (aripiprazole and risperidone) have different effects on brain function and cognition in schizophrenia patients.
What is the current status of trial NCT01913327?
This trial is currently terminated. It is a Phase 4 study. The enrollment target is 4 participants. The study started on 2013-04. Estimated completion is 2017-01.
What interventions are being tested in trial NCT01913327?
The interventions under investigation include: Risperidone (DRUG), Modafinil (DRUG), Aripiprazole (DRUG).
Who is sponsoring clinical trial NCT01913327?
This trial is sponsored by University of California, San Francisco, which has 1,713 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01913327's enrollment target sits among peer trials
4 1994th of 2000 higher than 6 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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