Switching meds: a new hope for schizophrenia patients?
NCT ID NCT00044655
First seen Jun 27, 2026 ยท Last updated Jun 27, 2026
Summary
This study looked at whether changing antipsychotic medication can better control schizophrenia symptoms in people already taking these drugs. Researchers followed 219 adults with schizophrenia or schizoaffective disorder who still had symptoms despite treatment. The main measure was how many people stopped their new medication within six months.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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219 people
The number who actually took part.
- Start date
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Jul 2001
- Finished
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Mar 2009
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria: * SCID diagnosis of schizophrenia or schizoaffective disorder * Partially remitted outpatients, defined as persons who have received clear symptomatic benefit from antipsychotic medication but remain symptomatic (due to lack of efficacy or inability to tolerate an efficacious dose) or suffer significant side effects * Treatment with antipsychotic medications for at least 2 months * Received at least 1 outpatient mental health service every 3 months for the past 6 months Exclusion criteria: * Severe symptoms or side effects that indicate the necessity for a medication change * Currently taking 3 or more antipsychotic medications for ongoing daily administration (PRN medications and mood stabilizers are allowable) * Treatment with clozapine * One or more nights spent in a psychiatric hospitalization within the past 3 months * Received services from a crisis intervention program within the past 3 months * Require placement in a skilled nursing facility as a result of a physical condition or disability * Criminal charges pending (once charges clear, the person will be considered) * Pregnant or breast feeding * Contraindication to any of the medications to which the patient might be assigned
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
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Other studies related to the condition(s) this trial covers.
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