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The purpose of this study is to evaluate the safety, tolerability, and pharmacokinetics of multiple ascending doses of PF-04802540 administered orally to subjects with schizophrenia.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| PF-04802540 | Experimental |
| |
| Placebo | Placebo Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| PF-04802540 | Drug | Multiple ascending doses for 10 days; planned doses include capsules totaling 5 mg and 20 mg every 12 hours, with additional doses determined based on accumulating data |
| Measure | Description | Time Frame |
|---|---|---|
| Safety assessments: vital signs, ECG, physical examination, laboratory tests, Columbia - Suicide Severity Rating Scale | 22 days | |
| Adverse Events | 22 Days | |
| Plasma concentrations of PF 04802540 and its metabolite, PF 04831035 | 12 Days |
| Measure | Description | Time Frame |
|---|---|---|
| Positive and Negative Syndrome Scale | 16 days | |
| Clinical Global Impression of Severity and Improvement | 16 days | |
| Extrapyramidal Symptom Rating Scale - Abbreviated |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Pfizer CT.gov Call Center | Pfizer | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Pfizer Investigational Site | Glendale | California | 91206 | United States |
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| Label | URL |
|---|---|
| To obtain contact information for a study center near you, click here. | View source |
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| ID | Term |
|---|---|
| D012559 | Schizophrenia |
| ID | Term |
|---|---|
| D019967 | Schizophrenia Spectrum and Other Psychotic Disorders |
| D001523 | Mental Disorders |
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| Placebo | Drug | Placebo capsules every 12 hours for 10 days |
|
| 16 days |