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Phenylketonuria clinical trials in Boston, MA

3 studies for Phenylketonuria are looking for participants at sites in and around Boston (within about 30 miles). Open a study to see who can join and how to contact the study team.

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

PheCheck™ Validation Study

RecruitingObservational study
  • Boston Children's Hospital, Boston
Ages 1 and older · All sexes · Updated Aug 25, 2026 · NCT07551921

A Long-term, Post-marketing Safety Study of Palynziq in Patients With PKU (PALace)

RecruitingObservational study
  • Boston Children's Hospital, Boston
All ages · All sexes · Updated Mar 25, 2026 · NCT05813678

A Long Term, Post-marketing Study of Immune Response in Patients Receiving Palynziq Treatment for PKU (PALisade)

RecruitingObservational study
  • Boston Children's Hospital, Boston
All ages · All sexes · Updated Mar 24, 2026 · NCT06305234

About Phenylketonuria

In phenylketonuria (PKU), your body can't process phenylalanine, an amino acid in most foods. Read about genetics, screening, and special diets.

More about Phenylketonuria on MedlinePlus

Phenylketonuria trials in other cities

Other studies in Boston

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.