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VALO-2 is a multicenter, open-label extension (OLE) study enrolling patients with genotyped keratin mutations KRT6A, KRT6B and KRT16 who were previously treated with investigational PTX-022 during the VALO study. The purpose of the OLE study is to investigate long term exposure to investigational PTX-022 and evaluate safety and efficacy data. A sub-study is included to evaluate safety and efficacy of patients with genotyped keratin mutations of KRT6C and KRT17 not previously treated with investigational PTX-022.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Open label treatment arm | Experimental | PTX-022 QTORIN |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| PTX-022 | Drug | Safety and Efficacy of PTX-022 in the Treatment of Adults with Pachyonychia Congenita |
|
| Measure | Description | Time Frame |
|---|---|---|
| Incidence of Treatment-Emergent Adverse Events | 18 Months | |
| Changes in vital sign measurements from baseline | 18 months | |
| Changes in weight measurements from baseline | 18 months | |
| Changes in clinical laboratory measurements from baseline | 18 months |
| Measure | Description | Time Frame |
|---|---|---|
| Patient Global Assessment of Activities Scale | 18 Months | |
| Pain at its worst as assessed by NRS | 18 months | |
| PROMIS Pain Interference Short 6A as assessed by likert scale |
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Key Inclusion Criteria:
Key Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Arizona Research Center | Phoenix | Arizona | 85053 | United States | ||
| Stanford University |
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| Release Date | Unrelease Date | Unrelease Date Unknown | Reset Date | MCP Release Number |
|---|---|---|---|---|
| Dec 24, 2024 | Jan 14, 2025 | 3 |
| ID | Term |
|---|---|
| D053549 | Pachyonychia Congenita |
| ID | Term |
|---|---|
| D004476 | Ectodermal Dysplasia |
| D000015 | Abnormalities, Multiple |
| D000013 | Congenital Abnormalities |
| D009358 | Congenital, Hereditary, and Neonatal Diseases and Abnormalities |
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Open label
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| 18 months |
| PROMIS Physical Function as assessed by likert scale | 18 months |
| Patient Global Impression of Severity as assessed by likert scale | 18 months |
| Clinician Global Impression of Severity as assessed by likert scale | 18 months |
| Palo Alto |
| California |
| 94304 |
| United States |
| Minnesota Clinical Study Center | Fridley | Minnesota | 55432 | United States |
| University of Utah | Murray | Utah | 84107 | United States |
| D012868 | Skin Abnormalities |
| D012873 | Skin Diseases, Genetic |
| D030342 | Genetic Diseases, Inborn |
| D009260 | Nail Diseases |
| D012871 | Skin Diseases |
| D017437 | Skin and Connective Tissue Diseases |