Clinical trials: Amino Acid Metabolism
Hyperphenylalaninemia, Phenylketonuria
Bone Mineral Density in Adults With Hyperphenylalaninemia on Kuvan Therapy
Prospective study to compare the bone mineral density in adults with HPA on KUVAN™ therapy to those not on therapy. The investigators hypothesize that after one year of KUVAN™ therapy, there will be an improvement in their bone…
- Trial name
- NCT01541397
- Testing
- Sapropterin
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
Hereditary Tyrosinemia, Type I
Bioavailability Food-Effect Study of an Oral Nitisinone Formulation to Treat Hereditary Tyrosinemia (HT-1)
The purpose of this study is to compare the bioavailability of the Test Product, Nitisinone 10 mg Tablet, under fasting and fed conditions (food-effect).
- Trial name
- NCT02750332
- Testing
- Nitisinone
- Where
- South Africa
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cycle Pharmaceuticals Ltd.
Endothelial Dysfunction
A Phase 2, Pharmacokinetic (PK) Study of 6R-BH4 Alone or 6R-BH4 With Vitamin C in Subjects With Endothelial Dysfunction
This Phase 2, randomized, open-label, 2-treatment, 2-sequence, 2-period crossover, pharmacokinetic (PK) study will compare plasma concentrations of BH4 in subjects with endothelial dysfunction following 14 days of treatment by…
- Trial name
- NCT00532844
- Testing
- Sapropterin Dihydrochloride, Sapropterin Dihydrochloride and Vitamin C
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria
Long-Term Extension of Previous rAvPAL-PEG Protocols in Subjects With PKU (PAL-003)
This study is an extension of previous rAvPAL-PEG studies. Administration of rAvPAL-PEG will be continued to assess whether long-term dosing of rAvPAL-PEG is safe and can maintain reduced blood Phe concentrations in PKU subjects.
- Trial name
- NCT00924703
- Testing
- rAvPAL-PEG
- Where
- 14 sites in United States
- Volunteers
- 68 people
- Sponsor
- BioMarin Pharmaceutical
Arginase I Deficiency, Hyperargininemia
A Study of AEB1102 (Pegzilarginase) in Patients With Arginase 1 Deficiency
The purpose of this study is to determine the safety, tolerability, and efficacy of long-term intravenous and subcutaneous administration of pegzilarginase for the treatment of pediatric and adult patients with ARG1-D who…
- Trial name
- NCT03378531
- Testing
- AEB1102
- Where
- 7 sites in United States, Canada and 2 more
- Volunteers
- 14 people
- Sponsor
- Immedica Pharma AB
Phenylketonuria
Dose-Finding Study to Evaluate the Safety, Efficacy, & Tolerability of Multiple Doses of rAvPAL-PEG in Subjects With PKU
The purpose of this study is to evaluate whether weekly injections of phenylalanine ammonia lyase (rAvPAL-PEG) can reduce blood phenylalanine concentrations in PKU subjects and whether repeated administration is safe.
- Trial name
- NCT00925054
- Testing
- rAvPAL-PEG 0.001 mg/kg, rAvPAL-PEG 0.003 mg/kg, rAvPAL-PEG 0.01 mg/kg
- Where
- 11 sites in United States
- Volunteers
- 40 people
- Sponsor
- BioMarin Pharmaceutical
Coronary Artery Disease
Observational Study of OCT in a Patients Undergoing FFR
The purpose of this study is to define and evaluate optical coherence tomography (OCT) stent guidance parameters through prospective data collection in percutaneous coronary intervention (PCI) procedures of de novo lesions.
- Trial name
- ILUMIEN I (NCT01663896)
- Testing
- OCT stent guidance
- Where
- 36 sites in United States, Australia and 12 more
- Volunteers
- 418 people
- Sponsor
- Abbott Medical Devices
Phenylketonuria
A Study to Evaluate Subcutaneously Administered rAvPAL-PEG in Patients With Phenylketonuria for 24 Weeks
The primary objective of the study is to evaluate the effect of dosing regimens of multiple subcutaneous (SC) doses of rAvPAL-PEG to induce an early and sustained Phe reduction while decreasing the frequency and severity of…
- Trial name
- NCT01560286
- Testing
- BMN 165 (rAvPAL-PEG)
- Where
- 6 sites in United States
- Volunteers
- 24 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias
Study of Phenoptin to Increase Phenylalanine Tolerance in Phenylketonuric Children on a Phenylalanine-restricted Diet
The primary objective of this trial is to evaluate the ability of Phenoptin to increase phenylalanine (phe) tolerance in children with phenylketonuria who are following a phe-restricted diet.
- Trial name
- NCT00272792
- Testing
- Sapropterin Dihydrochloride
- Where
- 9 sites in United States
- Volunteers
- 45 people
- Sponsor
- BioMarin Pharmaceutical
Tetrahydrobiopterin Deficiencies, Hyperphenylalaninemia, Non-Phenylketonuric
Safety and Efficacy Study of Phenoptin in Subjects With Hyperphenylalaninemia Due to BH4 Deficiency
The purpose of this study is to evaluate the ability of Phenoptin to control blood phenylalanine levels in subjects who have hyperphenylalaninemia due to a primary BH4 deficiency and to evaluate the safety of Phenoptin in this…
- Trial name
- NCT00355264
- Testing
- Phenoptin
- Where
- 10 sites in United States, Germany
- Volunteers
- 12 people
- Sponsor
- BioMarin Pharmaceutical
Urea Cycle Disorder
A Study of the Safety, Efficacy and Pharmacokinetics of Glycerol Phenylbutyrate in Pediatric Subjects Under 2 Years of Age With Urea Cycle Disorders
This is an open-label study consisting of a transition period to RAVICTI, followed by a safety extension period for at least 6 months and up to 24 months of treatment with RAVICTI, depending on age at enrollment.
- Trial name
- NCT02246218
- Testing
- RAVICTI
- Where
- 17 sites in United States, Canada
- Volunteers
- 27 people
- Sponsor
- Amgen