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Completed Phase 3 Interventional Results available

Effect of Kuvan on Neurocognitive Function, Blood Phenylalanine Level, Safety, and Pharmacokinetics in Children With PKU

ClinicalTrials.gov ID: NCT00838435

Public ClinicalTrials.gov record NCT00838435. 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.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 12:55 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3b Open-Label Study to Evaluate the Effect of Kuvan® on Neurocognitive Function, Maintenance of Blood Phenylalanine Concentrations, Safety, and Population Pharmacokinetics in Young Children With Phenylketonuria

Study identification

NCT ID
NCT00838435
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
BioMarin Pharmaceutical
Industry
Enrollment
95 participants

Conditions and interventions

Interventions

  • sapropterin dihydrochloride Drug

Drug

Eligibility (public fields only)

Age range
Up to 6 Years
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
Jan 31, 2009
Primary completion
Sep 13, 2018
Completion
Sep 13, 2018
Last update posted
Dec 21, 2020

2009 – 2018

United States locations

U.S. sites
12
U.S. states
10
U.S. cities
12
Facility City State ZIP Site status
Not listed La Jolla California
Not listed Orange California
Not listed Tampa Florida
Not listed Chicago Illinois
Not listed Boston Massachusetts
Not listed Kansas City Missouri
Not listed Cleveland Ohio
Not listed Columbus Ohio
Not listed Hershey Pennsylvania
Not listed Nashville Tennessee
Not listed Salt Lake City Utah
Not listed Milwaukee Wisconsin

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 7 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00838435, 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 Dec 21, 2020 · Synced Jul 22, 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 NCT00838435 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →