VALO-2: Study Evaluating the Safety and Efficacy of PTX022 in the Treatment of Adults With Pachyonychia Congenita
Public ClinicalTrials.gov record NCT04520750. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
VALO-2: A Multicenter, Phase 3b, Open-Label Treatment Extension Study Evaluating the Safety and Efficacy of PTX022 in the Treatment of Adults With Pachyonychia Congenita
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
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.
Study identification
- NCT ID
- NCT04520750
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 36 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2020
- Primary completion
- Jun 29, 2021
- Completion
- Dec 14, 2022
- Last update posted
- Aug 28, 2024
2020 – 2022
United States locations
- U.S. sites
- 4
- U.S. states
- 4
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Arizona Research Center | Phoenix | Arizona | 85053 | — |
| Stanford University | Palo Alto | California | 94304 | — |
| Minnesota Clinical Study Center | Fridley | Minnesota | 55432 | — |
| University of Utah | Murray | Utah | 84107 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04520750, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 28, 2024 · Synced Sep 6, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04520750 live on ClinicalTrials.gov.