Clinical trials: Phenylketonuria
PKU, Phenylketonurias
Market Research - Acceptability Study for a New PKU Protein Substitute
The aim of this study is to demonstrate that a new protein substitute is acceptable and well tolerated in children with PKU.
- Conditions
- PKU, Phenylketonurias, Inborn Errors of Metabolism, Metabolic Disease
- Trial name
- NCT04318509
- Testing
- GMPOWER
- Where
- 2 sites in United Kingdom
- Volunteers
- 8 people
- Sponsor
- Dr. Schär AG / SPA
Phenylketonurias
AAV Gene Therapy Clinical Study in Adult Classic PKU (PHEdom)
This is a Phase 1/2, open-label, multiple-center, dose escalation and cohort expansion study to evaluate the safety and efficacy of NGGT002 in adult subjects with classic Phenylketonuria (PKU).
- Trial name
- NCT06332807
- Testing
- NGGT002
- Where
- 5 sites in United States
- Volunteers
- 12 people
- Sponsor
- NGGT INC.
Phenylketonuria (PKU)
To Evaluate the Safety and Efficacy of GS1168 Injection in Adult Phenylketonuria
This study is a single-arm, open-label, dose-escalation, exploratory study to evaluate the safety, tolerability, and efficacy of a single administration of GS1168 Injection in Chinese adult phenylketonuria (PKU) with PAH mutation.
- Trial name
- NCT07318909
- Testing
- GS1168 injection
- Where
- China
- Volunteers
- 9 people
- Sponsor
- Gritgen Therapeutics Co., Ltd.
Phenylketonuria (PKU) and Hyperphenylalaninemia
PheCheck™ Validation Study
The goal of this observational study is to evaluate the performance of the PheCheck™ test for the rapid detection of phenylalanine (Phe) from a fingerstick sample, in patients 1 year or older with phenylketonuria (PKU) or…
- Trial name
- NCT07551921
- Testing
- PheCheck, Dried Blood Spot Cards.
- Where
- 2 sites in United States
- Volunteers
- 60 people
- Sponsor
- Aptatek BioSciences, Inc
Phenylketonuria
Safety, Tolerability, and Efficacy Study of rAvPAL-PEG Administered Daily in Subjects With Phenylketonuria (PKU)
The purpose of this study is to evaluate the effect of daily administration of rAvPAL-PEG on the reduction of blood Phe concentrations in subjects with PKU.
- Trial name
- NCT01212744
- Testing
- rAvPAL-PEG
- Where
- 9 sites in United States
- Volunteers
- 16 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias
Compliance, Tolerance and Acceptability of a Tablet Protein Substitute for the Dietary Management of Phenylketonuria
Thirty eligible PKU patients (≥ 8 years), identified as tablet protein substitute users, will be recruited. Patients will firstly observe a 7-day baseline period, in which participants will continue with their existing diet…
- Trial name
- NCT03333720
- Testing
- Phenylalanine-free protein substitute tablets
- Sponsor
- Nutricia UK Ltd
BH4 Deficiency, Hyperphenylalaninemia
A Study of PTC923 (CNSA-001) in Primary Tetrahydrobiopterin (BH4) Deficient Participants With Hyperphenylalaninemia
This study has been designed to demonstrate the safety, pharmacokinetics (PK) and preliminary efficacy of PTC923 (CNSA-001) in reducing blood phenylalanine concentrations in participants with hyperphenylalaninemia due to primary…
- Trial name
- NCT03519711
- Testing
- PTC923
- Where
- 4 sites in United States
- Volunteers
- 8 people
- Sponsor
- PTC Therapeutics
Phenylketonurias
Evaluation of Low Phenylalanine Formulas
Ajinomoto Cambrooke has developed a PKU protein substitute that is a proprietary blend of purified Glycomacropeptide (GMP) and essential amino acids, under the brand name Glytactin®.
- Trial name
- NCT06332105
- Testing
- Glytactin, L-AA
- Where
- 2 sites in United Kingdom
- Volunteers
- 19 people
- Sponsor
- Ajinomoto Co., Inc.
Phenylketonuria
A Phase 3 Substudy to Evaluate Executive Function in Adults With PKU Who Are Participating in the Phase 3 Study, 165-302
A Phase 3 substudy to evaluate executive function in adults with phenylketonuria who are participating in the phase 3 Study, 165-302. Approximately 100 subjects, aged ≥ 18 to ≤ 70 years old, with PKU will be enrolled.
- Trial name
- PRISM303 (NCT02468570)
- Testing
- Administration of CANTAB and Subject Global Assessment
- Where
- 4 sites in United States
- Volunteers
- 9 people
- Sponsor
- BioMarin Pharmaceutical
PKU
Evaluation of PKU UP
PKU UP is a prospective, single-arm, open-label, 26-week acceptability study to evaluate PKU UP for the dietary management of participants with phenylketonuria (PKU).
- Trial name
- PKU UP (NCT05995717)
- Testing
- PKU UP
- Where
- 7 sites in United Kingdom
- Volunteers
- 16 people
- Sponsor
- Vitaflo International, Ltd
Tetrahydrobiopterin Deficiency
Retrospective Observational Safety Effectiveness With Kuvan in hpA
A retrospective study to collect the effectiveness and safety data of the past treatment with KUVAN in Chinese patients with HPA caused by BH4 deficiency.
- Trial name
- ROSEKA (NCT03864029)
- Testing
- KUVAN
- Where
- China
- Volunteers
- 26 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria (PKU)
Study to Evaluate the Safety and Efficacy of Pegvaliase in Adolescents (Ages 12-17) With Phenylketonuria
This is a Phase 3 open-label randomized controlled study enrolling approximately 54 adolescents with PKU. The study is designed to assess the safety and efficacy of pegvaliase injections.
- Trial name
- PEGASUS (NCT05270837)
- Testing
- Pegvaliase, Diet Only
- Where
- 16 sites in United States, Germany
- Volunteers
- 55 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria (PKU)
PKU Microtablets Case Studies
Phenylalanine (Phe) free protein substitutes are typically presented in ready to drink liquid or powder format and are made up with water to a set volume.
- Trial name
- NCT07671859
- Testing
- PKU Microtablet protein substitute
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- Nutricia UK Ltd
Phenylketonuria
A Study of PTC923 in Participants With Phenylketonuria
The main purpose of this trial is to evaluate the efficacy of PTC923 in reducing blood phenylalanine (Phe) levels in participants with phenylketonuria as measured by mean change in blood Phe levels from baseline to Weeks 5 and 6…
- Trial name
- NCT05099640
- Testing
- PTC923
- Where
- 43 sites in United States, Australia and 13 more
- Volunteers
- 157 people
- Sponsor
- PTC Therapeutics
Phenylketonuria
A Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of AG-181 in Subjects With Phenylketonuria
The primary purpose of this study is to assess the safety and tolerability of AG-181 in subjects with Phenylketonuria (PKU).
- Trial name
- NCT07241234
- Testing
- AG-181
- Where
- 5 sites in United States, Poland
- Volunteers
- 20 people
- Sponsor
- Agios Pharmaceuticals, Inc.
Phenylketonuria, Hyperphenylalaninaemia
PKUDOS: Phenylketonuria (PKU) Demographic, Outcomes, and Safety Registry
The objective of this study is to evaluate the safety of long-term treatment with Kuvan.
- Trial name
- PKUDOS (NCT00778206)
- Testing
- Kuvan
- Where
- 45 sites in United States
- Volunteers
- 1,887 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria
First-in-Human, Multiple Part Clinical Study of JNT-517 in Healthy Participants and in Participants With Phenylketonuria
The goal of Parts A and B of this Phase 1/2, first-in-human, randomized study is to assess the safety, tolerability, and pharmacokinetics (PK) of single (SAD) and multiple (MAD) ascending doses of oral JNT-517 in healthy…
- Trial name
- NCT05781399
- Testing
- JNT-517 Suspension, JNT-517 Tablet
- Where
- 15 sites in United States, Australia
- Volunteers
- 163 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Phenylketonurias
A Phase 3, Multicenter, Open-Label Extension Study of Phenoptin in Subjects With PKU Who Have Elevated Phenylalanine Levels
The primary objective of this trial is to evaluate the safety and tolerability of long-term Phenoptin treatment in subjects with PKU.
- Trial name
- NCT00225615
- Testing
- sapropterin dihydrochloride
- Where
- 14 sites in United States
- Volunteers
- 100 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias
Study to Evaluate the Response to and Safety of an 8-Day Course of Phenoptin™ Treatment in Subjects With Phenylketonuria
The primary objective is to evaluate the degree and frequency of response to Phenoptin™ (sapropterin dihydrochloride), as demonstrated by a reduction in blood phenylalanine (Phe) level among subjects with phenylketonuria (PKU)…
- Trial name
- NCT00104260
- Testing
- sapropterin dihydrochloride
- Where
- 13 sites in United States
- Volunteers
- 700 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria
Sapropterin on Cognitive Abilities in Young Adults With Phenylketonuria
This is a Phase 2a multicenter, double-blind, placebo-controlled, randomized, 2-arm pilot trial designed to assess the effect of sapropterin on cognitive abilities in young adults with Phenylketonuria (PKU) over a 26-week…
- Trial name
- SIGNAL (NCT01977820)
- Testing
- Sapropterin
- Where
- 2 sites in Italy, Switzerland
- Volunteers
- 2 people
- Sponsor
- BioMarin Pharmaceutical