Status:

TERMINATED

Safety and Efficacy of HMI-103 in Participants With Classical PKU Due to PAH Deficiency

Lead Sponsor:

Homology Medicines, Inc

Conditions:

Phenylketonurias

PAH Deficiency

Eligibility:

All Genders

18-55 years

Phase:

PHASE1

Brief Summary

This is an open-label, sequential ascending dose-escalation, Phase 1 study to evaluate the safety and efficacy of a single intravenous (I.V.) administration of HMI-103, a gene editing development cand...

Detailed Description

This is an open-label, sequential ascending dose-escalation, Phase 1 study to evaluate the safety and efficacy of a single intravenous administration of HMI-103, a gene editing development candidate, ...

Eligibility Criteria

Inclusion

  • Adults 18-55 years of age at the time of informed consent
  • Diagnosis of classical phenylketonuria (PKU) due to PAH deficiency
  • Four baseline plasma Phe values with a concentration of ≥ 600 μmol/L and at least one historical value ≥ 600 μmol/L in the preceding 24 months.
  • Participants must have uncontrolled classical PKU disease (despite Phe-restricted dietary management) in the judgment of the investigator and confirmed by the independent DMC at the end of the Screening period.
  • Participant has the ability and willingness to maintain their baseline diet, for the duration of the trial, unless otherwise directed

Exclusion

  • Subjects with PKU that is not due to PAH deficiency
  • Presence of anti-AAVHSC15 neutralizing antibodies
  • Participants who are well controlled on a Phe-restricted diet.
  • Hemoglobin A1c \>6.5% or fasting glucose \>126 mg/dL
  • Liver function tests \> ULN
  • International normalized ratio (INR) \> 1.2
  • Hematology values outside of the normal range
  • Previously received gene therapy for the treatment of any condition.

Key Trial Info

Start Date :

June 3 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

September 14 2023

Estimated Enrollment :

3 Patients enrolled

Trial Details

Trial ID

NCT05222178

Start Date

June 3 2022

End Date

September 14 2023

Last Update

October 10 2023

Active Locations (2)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (2 locations)

1

The Community Health Clinic

Topeka, Indiana, United States, 46571

2

Clinic for Special Children

Lancaster, Pennsylvania, United States, 17579