Clinical trials: Phenylketonuria
Phenylketonuria
A Study of Sepiapterin in Participants With Phenylketonuria (PKU)
The main purpose of this trial is to evaluate the long-term efficacy of sepiapterin on preserving neurocognitive functioning in children with PKU when treatment is initiated in early childhood.
- Trial name
- EPIPHENY (NCT06302348)
- Testing
- Sepiapterin
- Where
- 14 sites in United States, Australia and 5 more
- Volunteers
- 56 people
- Sponsor
- PTC Therapeutics
Phenylketonuria (PKU)
A Study of MZE782 in Adults With PKU
The purpose of this study is to evaluate the safety, tolerability, and efficacy of MZE782 in adults with Phenylketonuria (PKU).
- Trial name
- CIPheR (NCT07694440)
- Testing
- MZE782
- Where
- 9 sites in United States, France and 1 more
- Volunteers
- 38 people
- Sponsor
- Maze Therapeutics
Phenylketonuria
A Study of JNT-517 in Participants With Phenylketonuria (PKU)
This Phase 3 study will evaluate the safety, effectiveness, tolerability, and how the body processes JNT-517 in children, adolescents, and adults with phenylketonuria.
- Trial name
- NCT06971731
- Testing
- JNT-517
- Where
- 26 sites in United States, Australia and 8 more
- Volunteers
- 120 people
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Phenylketonuria (PKU) and Hyperphenylalaninemia, Brain Diseases, Metabolic, Inborn
Market Research of a Slow Release Protein Substitute for the Dietary Management of PKU
XPhePiccosMR is a prospective, single-arm, open label, observational study that aims to evaluate the acceptability and tolerability of XPhe Piccos, a slow-release, phenylalanine-free protein substitute in the form of tiny…
- Conditions
- Phenylketonuria (PKU) and Hyperphenylalaninemia, Brain Diseases, Metabolic, Inborn, Brain Disorder, Metabolic, Brain Diseases
- Trial name
- XPhePiccosMR (NCT07802366)
- Testing
- Slow release, phenylalanine-free protein substitute tablets
- Where
- United Kingdom
- Volunteers
- 10 people
- Sponsor
- metaX Institut fuer Diatetik GmbH
Phenylketonuria, PKU
Rapid Drug Desensitization Study in Adults Experiencing Hypersensitivity Reactions to Palynziq
The purpose of this study is to determine if rapid drug desensitization (RDD) to Palynziq will improve drug tolerability and treatment persistence in adult patients on commercial Palynziq experiencing hypersensitivity reactions…
- Trial name
- PALLADIUM (NCT06780332)
- Testing
- RDD to Palynziq
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- BioMarin Pharmaceutical
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 (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 (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
A Long-Term Safety Study of PTC923 in Participants With Phenylketonuria
The main purpose of this study is to evaluate the long-term safety of PTC923 in participants with phenylketonuria, and to evaluate the changes from baseline in dietary phenylalanine (Phe)/protein consumption.
- Trial name
- NCT05166161
- Testing
- PTC923
- Where
- 46 sites in United States, Australia and 17 more
- Volunteers
- 247 people
- Sponsor
- PTC Therapeutics
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
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.
Phenylketonurias
Safety and Efficacy Study of NGGT002 in Adult Patients With Phenylketonuria
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
- NCT06687733
- Testing
- NGGT002
- Where
- 2 sites in China
- Volunteers
- 18 people
- Sponsor
- NGGT (Suzhou) Biotechnology Co., Ltd.
Healthy Volunteers
A Trial to Examine the Interaction of Repinatrabit With Ethinyl Estradiol/Norethindrone, Metformin,Carbamazepine, Rosuvastatin, and Methotrexate When Administered Together
The purpose of this study is to assess the drug-drug interaction (DDI) of repinatrabit with ethinyl estradiol/norethindrone or norethisterone (EE/NE), metformin, rosuvastatin, carbamazepine, and methotrexate in healthy…
- Trial name
- NCT07446400
- Testing
- Repinatrabit, EE/NE, Metformin
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Phenylketonuria
A Trial to Examine if Repinatrabit is Processed Differently in Adults With Reduced Liver or Kidney Function Compared to Adults With Normal Liver and Kidney Function
This trial is intended to understand how the body processes repinatrabit in people with moderate liver impairment and severe kidney impairment and also to compare these results with people of similar age, weight, and sex who have…
- Trial name
- NCT07713758
- Testing
- Repinatrabit
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
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
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.
Phenylketonuria
GenSci144 Tablets Phase I Clinical Trial
This study is a Phase I single ascending dose clinical trial in which healthy adult volunteers were administered single oral doses of GenSci144 tablets at different levels.
- Trial name
- NCT07685210
- Testing
- GenSci144 tablets
- Where
- China
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Changchun GeneScience Pharmaceutical Co., Ltd.
Phenylketonuria (PKU)
A Clinical Study on the Safety and Tolerability of PL54 Injection in Adult Patients With Phenylketonuria (PKU)
The primary objective of this clinical trial is to evaluate the safety and tolerability of single and multiple administrations of PL54 in patients aged 18-55 years.
- Trial name
- NCT07672756
- Testing
- PL54
- Where
- China
- Volunteers
- 48 people
- Sponsor
- Chongqing Peg-Bio Biopharm Co., Ltd.
Phenylketonuria
Immune Modulation During Palynziq® Treatment in Adults (IMPALA)
Study 165-401 is a Phase 4, open-label study designed to examine the concomitant use of methotrexate (MTX) to suppress immune responses to Palynziq and improve tolerability and efficacy in adults with PKU.
- Trial name
- NCT07477691
- Testing
- Pegvaliase, Methotrexate
- Where
- 12 sites in United States
- Volunteers
- 12 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias, PKU
Evaluation of the Express Plus Range
A prospective, open label, acceptability study to evaluate PKU, MSUD, HCU, TYR and GA express plus in the dietary management of 40 patients with IEM.
- Conditions
- Phenylketonurias, PKU, Homocystinuria, Maple Syrup Urine Disease
- Trial name
- express plus (NCT05051657)
- Testing
- PKU express plus
- Where
- 6 sites in United Kingdom
- Volunteers
- 28 people
- Sponsor
- Vitaflo International, Ltd