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A Clinical Trial to check the safety of weekly below the skin dosing of study drug, Pegzilarginase in subjects with Arginase 1Deficiency.

A Phase 3 Open-Label Study of Safety of Weekly Subcutaneous Pegzilarginase in Subjects with Arginase 1 Deficiency

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2022-003722-45-FR
Enrollment
48
Registered
2023-01-16
Start date
2023-04-17
Completion date
Unknown
Last updated
2025-01-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Arginase I deficiency Hyperargininemia MedDRA version: 20.0 Level: PT Classification code 10062695 Term: Arginase deficiency System Organ Class: 10010331 - Congenital, familial and genetic disorders

Interventions

Product Name: Pegzilarginase Product Code: AEB1102 Pharmaceutical Form: Solution for injection INN or Proposed INN: PEGZILARGINASE CAS Number: 1659310-95-8 Current Sponsor code: AEB1102 Other descript

Sponsors

Aeglea Biotherapeutics, Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Prior enrollment in Studies 102A, 300A, or 301A, with completion of treatment or continued dosing as of the study termination date 2. Written informed consent by subject/parent/legal guardian, which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in this protocol 3. Negative pregnancy test within 7 days prior to dosing in childbearing subjects if they are sexually active 4. If the subject (male or female) is engaging in sexual activity that could lead to pregnancy, must be surgically sterile, post-menopausal (female), or must agree to use a highly effective method of birth control during the study and for a minimum of 30 days after the last study drug administration. Highly effective methods of contraception include combined (estrogen and progestogen-containing) hormonal contraception associated with inhibition of ovulation, progesterone-only hormonal contraception associated with inhibition of ovulation, intrauterine device, or intrauterine hormone-releasing system. Are the trial subjects under 18? yes Number of subjects for this age range: 12 F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 36 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Subjects with acute or ongoing HA within 6 weeks of the first dose 2. Subjects with medical conditions or underlying issues that, in the opinion of the Investigator, would preclude participation in the study

Design outcomes

Primary

MeasureTime frame
Main Objective: To evaluate the safety of long-term subcutaneous (SC) pegzilarginase in subjects with arginase 1 deficiency (ARG1-D);Secondary Objective: Not Applicable;Primary end point(s): Safety assessments that will be conducted as part of this study include the following: o Adverse events (AEs), including hypersensitivity reactions (HSRs), injection site reactions (ISRs), and hyperammonemic episodes (HAs) o Vital signs o Weight;Timepoint(s) of evaluation of this end point: Refer to protocol endpoint timepoints

Secondary

MeasureTime frame
Secondary end point(s): Not Applicable;Timepoint(s) of evaluation of this end point: Not Applicable

Countries

Canada, France, Germany, Italy, Portugal, United Kingdom, United States

Contacts

Public ContactArg1-D Trial Information

Aeglea Biotherapeutics, Inc.

arg1dtrialinfo@aegleabio.com+18555099921

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026