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Sapropterin

Generic Name
Sapropterin
Brand Names
Javygtor, Kuvan, Sapropterin Dipharma
Drug Type
Small Molecule
Chemical Formula
C9H15N5O3
CAS Number
62989-33-7
Unique Ingredient Identifier
EGX657432I
Background

Sapropterin (tetrahydrobiopterin or BH4) is a cofactor in the synthesis of nitric oxide. It is also essential in the conversion of phenylalanine to tyrosine by the enzyme phenylalanine-4-hydroxylase; the conversion of tyrosine to L-dopa by the enzyme tyrosine hydroxylase; and conversion of tryptophan to 5-hydroxytryptophan via tryptophan hydroxylase.

Indication

For the treatment of tetrahydrobiopterin (BH4) deficiency.

Associated Conditions
Hyperphenylalaninemia

6R-BH4 Pulmonary Arterial Hypertension Study

Phase 1
Completed
Conditions
Pulmonary Arterial Hypertension
Interventions
First Posted Date
2007-02-14
Last Posted Date
2013-06-19
Lead Sponsor
Vanderbilt University
Target Recruit Count
14
Registration Number
NCT00435331
Locations
🇺🇸

Vanderbilt Medical Center, Nashville, Tennessee, United States

Long-Term Tetrahydrobiopterin Treatment in PKU Patients of 0-18 Years - Study on Phenylalanine Tolerance and Safety

Phase 2
Terminated
Conditions
Phenylalanine Hydroxylase Deficiencies
First Posted Date
2007-02-08
Last Posted Date
2007-09-20
Lead Sponsor
Orphanetics Pharma Entwicklungs GmbH
Target Recruit Count
50
Registration Number
NCT00432822

Effect of 6R-BH4 Treatment in Coronary Artery Disease (OXBIO Study)

Phase 2
Conditions
Coronary Artery Disease
Interventions
First Posted Date
2007-01-18
Last Posted Date
2008-08-07
Lead Sponsor
University of Oxford
Target Recruit Count
66
Registration Number
NCT00423280
Locations
🇬🇧

Department of Cardiovascular Medicine, University of Oxford, Oxford, United Kingdom

A Phase 2 Study of the Effects of Sapropterin Dihydrochloride on Symptomatic Peripheral Arterial Disease

Phase 2
Completed
Conditions
Intermittent Claudication
Interventions
First Posted Date
2006-11-23
Last Posted Date
2021-01-07
Lead Sponsor
BioMarin Pharmaceutical
Target Recruit Count
190
Registration Number
NCT00403494

Safety and Efficacy Study of Phenoptin in Subjects With Hyperphenylalaninemia Due to BH4 Deficiency

Phase 2
Completed
Conditions
Tetrahydrobiopterin Deficiencies
Hyperphenylalaninemia, Non-Phenylketonuric
Interventions
First Posted Date
2006-07-21
Last Posted Date
2020-09-25
Lead Sponsor
BioMarin Pharmaceutical
Target Recruit Count
12
Registration Number
NCT00355264

Study of Phenoptin in Subjects With Phenylketonuria Who Participated in Protocols PKU-004 or PKU-006

Phase 3
Completed
Conditions
Phenylketonuria
First Posted Date
2006-06-01
Last Posted Date
2012-11-16
Lead Sponsor
BioMarin Pharmaceutical
Target Recruit Count
111
Registration Number
NCT00332189

A Study of the Effects of 6R-BH4 on Blood Pressure in Subjects With Poorly Controlled Systemic Hypertension

Phase 2
Completed
Conditions
Hypertension
First Posted Date
2006-05-15
Last Posted Date
2009-07-21
Lead Sponsor
BioMarin Pharmaceutical
Target Recruit Count
84
Registration Number
NCT00325962

Study of Phenoptin to Increase Phenylalanine Tolerance in Phenylketonuric Children on a Phenylalanine-restricted Diet

Phase 3
Completed
Conditions
Phenylketonurias
Interventions
First Posted Date
2006-01-09
Last Posted Date
2015-08-13
Lead Sponsor
BioMarin Pharmaceutical
Target Recruit Count
45
Registration Number
NCT00272792

Study of BH4, a New and Simple Treatment of Mild PKU

Phase 2
Completed
Conditions
Phenylketonuria
First Posted Date
2005-12-01
Last Posted Date
2006-04-13
Lead Sponsor
The Kennedy Institute-National Eye Clinic
Target Recruit Count
15
Registration Number
NCT00260000
Locations
🇩🇰

The Kennedy Institute-National Eye Clinic, Glostrup, Copenhagen, Denmark

Response to Phenylketonuria to Tetrahydrobiopterin (BH4)

Phase 1
Terminated
Conditions
Phenylketonuria
Interventions
First Posted Date
2005-10-26
Last Posted Date
2021-09-21
Lead Sponsor
The University of Texas Medical Branch, Galveston
Target Recruit Count
57
Registration Number
NCT00244218
Locations
🇺🇸

University of Texas Medical Branch, Galveston, Texas, United States

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