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A multi-center open label extension study of HGT-1111 (Recombinant Human Arylsulfatase A or rhASA) treatment in patients with Late Infantile Metachromatic Leukodystrophy (MLD)

A multi-center open label extension study of HGT-1111 (Recombinant Human Arylsulfatase A or rhASA) treatment in patients with Late Infantile Metachromatic Leukodystrophy (MLD)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2008-000084-41-DK
Enrollment
Unknown
Registered
2008-01-15
Start date
2008-05-15
Completion date
Unknown
Last updated
2022-03-21

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

Conditions

Metachromatic Leukodystrophy (MLD) in late infantile patients MedDRA version: 9.1 Level: LLT Classification code 10024381 Term: Leukodystrophy

Interventions

Product Name: HGT-1111 Product Code: rhASA Pharmaceutical Form: Injection* INN or Proposed INN: Not available CAS Number: NA Current Sponsor code: HGT-1111 Other descriptive name: recombinant human ar

Sponsors

Shire Human Genetic Therapies Inc
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. The patient's legally authorized guardian(s) must provide signed informed consent prior to the performance of any study-related activities. (Study-related activities are any procedures that would not have been performed during normal management of the subject). 2. Completion of study HGT-MLD-048 3. The patient and his/her guardian(s) must have the ability to comply with the clinical protocol. Are the trial subjects under 18? yes Number of subjects for this age range: F.1.2 Adults (18-64 years) no F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Spasticity so severe that it inhibiits the patient from being transported to the treatment site. 2. Presence of known clinically significant cardiovascular, hepatic, pulmonary or renal disease or any other medical condition that, in the opinion of the investigator, would preclude participatioin in the trial. 3. Any other medical condition or serious intercurrent illness or extenuating circumstance that, in the opinion of the Investigator, would preclude participation in the trial.

Design outcomes

Primary

MeasureTime frame
Main Objective: The primary objective of this study is to provide ongoing treatment with HGT-1111 to patients who have completed study HGT-MLD-048 (previously study rhASA-03) until HGT-1111 is commercially available or the study is terminated by the Sponsor, provided no safety concerns have emerged.;Secondary Objective: The secondary objective of this study is to monitor disease progression, as assessed by functional capacity, neurological examinations, cerebrospinal fluid (CSF) sulfatide concentrations and white matter metabolites by Magnetic Resonance Spectroscopic Imaging (MRSI) and the safety profile of HGT-1111 administered to patients who have completed study HGT-MLD-048;Primary end point(s): Safety endpoints: Adverse events Vital signs Urine analysis Laboratory data Antibody and inhibitory antibody profile

Countries

Belgium, Denmark, France, Italy

Outcome results

None listed

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