Safety and Efficacy Study of Phenoptin in Subjects With Hyperphenylalaninemia Due to BH4 Deficiency
Public ClinicalTrials.gov record NCT00355264. 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
Phase 2, Multicenter, Open Label Study of Phenoptin in Subjects With Hyperphenylalaninemia Due to Primary BH4 Deficiency
Study identification
- NCT ID
- NCT00355264
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- BioMarin Pharmaceutical
- Industry
- Enrollment
- 12 participants
Conditions and interventions
Interventions
- Phenoptin Drug
Drug
Eligibility (public fields only)
- Age range
- Not listed
- 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
- Jul 31, 2006
- Primary completion
- May 31, 2009
- Completion
- May 31, 2009
- Last update posted
- Sep 24, 2020
2006 – 2009
United States locations
- U.S. sites
- 9
- U.S. states
- 9
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Los Angeles | California | 90095 | — |
| Not listed | Chicago | Illinois | 60614 | — |
| Not listed | Minneapolis | Minnesota | 55455 | — |
| Not listed | New York | New York | 10029 | — |
| Not listed | Chapel Hill | North Carolina | 27599 | — |
| Not listed | Portland | Oregon | 97239 | — |
| Not listed | Salt Lake City | Utah | 84132 | — |
| Not listed | Seattle | Washington | 98105 | — |
| Not listed | Madison | Wisconsin | 53705 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00355264, 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 Sep 24, 2020 · Synced May 8, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00355264 live on ClinicalTrials.gov.