- Conditions
- GTP Cyclohydrolase Deficiency
- Interventions
- Sapropterin
- Drug
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–11
of 11
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Heart Failure, Cardiovascular Disease
- Interventions
- Kuvan
- Drug
- Lead sponsor
- Providence VA Medical Center
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Phenylketonuria, Behavior and Behavior Mechanisms, PAH Gene Expression
- Interventions
- sapropterin dihydrochloride
- Drug
- Lead sponsor
- Tulane University School of Medicine
- Other
- Eligibility
- 2 Years to 21 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- Phenylketonuria
- Interventions
- Kuvan, Meal Challenge
- Drug · Other
- Lead sponsor
- Emory University
- Other
- Eligibility
- 10 Years to 45 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Decatur, Georgia
- Conditions
- Chronic Obstructive Pulmonary Disease (COPD)
- Interventions
- Tetrahydrobiopterin (BH4), Antioxidant Cocktail
- Drug · Dietary Supplement
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Augusta, Georgia
- Conditions
- Phenylketonuria
- Interventions
- sapropterin dihydrochloride
- Drug
- Lead sponsor
- BioMarin Pharmaceutical
- Industry
- Eligibility
- Up to 6 Years
- Enrollment
- 95 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2018
- U.S. locations
- 12
- States / cities
- La Jolla, California • Orange, California • Tampa, Florida + 9 more
- Conditions
- Gastroparesis
- Interventions
- sapropterin dihydrochloride
- Drug
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years to 65 Years · Female only
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Heart Failure With Preserved Ejection Fraction, Inflammation
- Interventions
- L-Citrulline, Placebo for L-Citrulline, BH4, Placebo for BH4, Atorvastatin, Placebo for Atorvastatin
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2030
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Autism Spectrum Disorder
- Interventions
- sapropterin dihydrochloride
- Drug
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 2 Years to 6 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Little Rock, Arkansas
- Conditions
- Cystic Fibrosis
- Interventions
- BH4 5mg, BH4 20mg, Antioxidant Cocktail
- Drug · Dietary Supplement
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 7 Years and older
- Enrollment
- 64 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2016
- U.S. locations
- 1
- States / cities
- Augusta, Georgia
- Conditions
- Autistic Disorder
- Interventions
- Kuvan®
- Drug
- Lead sponsor
- The Children's Health Council
- Other
- Eligibility
- 3 Years to 6 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2012
- U.S. locations
- 1
- States / cities
- Palo Alto, California