Phenylketonuria (pku) Clinical Trials
24 recruiting trials for Phenylketonuria (pku). Eligibility criteria explained in plain English.
Recruiting Trials
Clinical trial data sourced from the ClinicalTrials.gov registry, maintained by the National Library of Medicine. Always consult your doctor before considering any clinical trial.
Effect of Large Neutral Amino Acids in Adults With Classical Phenylketonuria
The overall aim of this study is to evaluate LNAA treatment as a potential alternative to conventional dietary treatment for PKU. This study investigates the effects of LNAA...
A Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of AG-181 in Subjects With...
The primary purpose of this study is to assess the safety and tolerability of AG-181 in subjects with Phenylketonuria (PKU).
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...
Nutritional Impacts of Palynziq on Patients With Phenylketonuria (PKU)
Phenylketonuria (PKU) is an inherited metabolic disorder that impairs the metabolism of the essential amino acid phenylalanine (Phe). Without stringent dietary control, Phe...
Educational, Social Support, and Nutritional Interventions and Their Cumulative Effect on Pregnancy Outcomes and...
The purpose of this project is to study the effectiveness of teaching teens and young women with Phenylketonuria (PKU) or Maple Syrup Urine Disease (MSUD) about their disease and...
A Long Term, Post-marketing Study of Immune Response in Patients Receiving Palynziq Treatment for PKU (PALisade)
This is a 10-year multi-center, prospective, longitudinal, single arm study evaluating immunologic, inflammatory and laboratory parameters associated with long-term Palynziq...
A Trial to Examine the Interaction of Repinatrabit With Ethinyl Estradiol/Norethindrone, Metformin,Carbamazepine,...
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,...
Safety and Efficacy Study of NGGT002 in cPKU Adult Subjects
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...
Multiomics Approach in Adult Patients With Phenylketonuria
The GENOPHEN study aims to explore the links between the genome, metabolomic profile, and clinical phenotype in adults with early-treated PKU.
Walking Program in Fatty Liver Children With Phenylketonuria
phenylketonuria (commonly known as PKU) is an inherited disorder that increases the levels of a substance called phenylalanine in the blood. PKU is usually associated with many...
Brain Aging in Phenylketonuria
Background: Historically, the primary goal in managing phenylketonuria (PKU) has been to prevent severe and irreversible intellectual disability, as well as to address nutritional...
A Phase 2 Study of JNT-517 in Adolescent Participants With Phenylketonuria
The goal of this Phase 2, randomized study is to assess the safety, tolerability, and pharmacokinetics (PK) of oral JNT-517 in adolescents (12 to less than 18 years of age) with...
Metabolic Control and Patient Well-being in Phenylketonuria: do Guidelines Make a Difference?
Treatment of PKU implies for most patients that with strict adherence to dietary treatment they can achieve excellent neurocognitive outcome. Dietary treatment, though, is hard to...
GMP Powdered Substitutes in PKU and TYR
Four new GMP-based protein substitutes have been developed to support the dietary management of PKU and TYR. These products are powdered protein substitutes, low in phenylalanine...
Impact of Phenylalanine Elevations on Brain and Cognition in Adult PKU Carriers
The goal of this clinical trial is to advance our understanding of the cognitive and neurophysiologic sequelae associated with suboptimal phenylalanine (Phe) metabolism in...
Effect of Different Meal Types Given Before Exercise on Plasma Amino Acid Levels and Metabolic Control Parameters in...
This study will be the first in the literature to evaluate the relationship between aerobic and resistance exercises, plasma amino acid levels, metabolic control of patients, and...
A Study of JNT-517 in Participants With Phenylketonuria (PKU)
The goal of this Phase 3, randomized study is to assess the safety, efficacy, tolerability, and pharmacokinetics (PK) of oral JNT-517 in adults (18 years of age or older) with...
Development of Novel Psychological Assessment Tools and Anxiety Intervention for Phenylketonuria
While previous PKU intervention research has largely focused on pharmacological treatment of elevated Phe levels, the adaptation of evidence-based psychosocial therapy holds...
Safety and Efficacy Study of NGGT002 in PKU Adult Subjects
This is a single-center, open-label, non-randomized, dose escalation study to evaluate the safety, tolerability and efficacy of NGGT002 in adult Phenylketonuria (PKU) subjects....
A Long-Term Study of JNT-517 in Participants With Phenylketonuria
The goal of this Phase 3, open-label study is to evaluate the long-term safety of JNT-517 in pediatric and adult participants with Phenylketonuria (PKU) after completion of either...
Phenylalanine-free Diet for Patients With Secondary Hyperphenylalaninemia in ICU
Hyperphenylalaninemia is not only present in patients with congenital phenylketonuria. In adults with critical illness, hyperphenylalaninemia is noted in some patients and is...
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...
A Global, Multicenter Study to Assess Maternal, Fetal and Infant Outcomes of Exposure to Palynziq® (Pegvaliase) During...
This is a Phase 4 observational study designed to assess the impact of Palynziq ® (pegvaliase) treatment in pregnant women with PKU and on their offspring who were exposed to...
A Long-term, Post-marketing Safety Study of Palynziq in Patients With PKU (PALace)
This is a 10-year multi-center, global, observational study to further characterize the safety profile of pegvaliase, including hypersensitivity reactions, long-term safety and...
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Frequently Asked Questions
There are currently 24 clinical trials for Phenylketonuria (pku), with 24 actively recruiting participants. These include trials across all phases from early-stage Phase 1 to late-stage Phase 3.
To join a clinical trial for Phenylketonuria (pku), review the eligibility criteria on the trial detail pages, then talk to your doctor about whether a trial is right for you. Your doctor can help you evaluate the potential benefits and risks.
Phase 3 trials are large-scale studies that test whether a treatment is effective and monitor side effects. There are 3 Phase 3 trials for Phenylketonuria (pku), representing treatments closest to potential FDA approval.
Clinical trials follow strict safety protocols overseen by Institutional Review Boards (IRBs) and the FDA. Participants are monitored closely and can withdraw at any time. Always discuss risks and benefits with your healthcare provider before enrolling.
Trial data sourced from the ClinicalTrials.gov API. This site does not provide medical advice, always talk to your doctor about clinical trial participation.
The this entity record above pulls directly from the NIH ClinicalTrials.gov registry. What follows is the per-entity context — how this entity sits in the broader U.S. clinical trials and research registries distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the the NIH ClinicalTrials.gov registry portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within active and historical clinical trials with similar size, similar exposure, or similar geography — not the national-level summary alone.