Status:

COMPLETED

An Observational Study Evaluating Anti-Idursulfase Serum Antibody Response in Hunter Syndrome Patients

Lead Sponsor:

Shire

Conditions:

Hunter Syndrome

Eligibility:

MALE

5+ years

Brief Summary

The objective of this study is to evaluate the effect of anti-idursulfase antibodies on idursulfase safety (measured by infusion related adverse events) between patients who develop anti-idursulfase a...

Detailed Description

This study is being conducted to satisfy post-marketing commitments to monitor anti-idursulfase antibody development in Hunter syndrome patients after long-term idursulfase enzyme replacement therapy....

Eligibility Criteria

Inclusion

  • Patients must meet all of the following criteria to be considered eligible for enrollment:
  • The patient is male and enrolled in the HOS (i.e., meets the entry criteria of a documented diagnosis of Hunter syndrome)
  • The patient is ≥ 5 years-old
  • The patient is on idursulfase treatment or scheduled to begin idursulfase treatment within 30 days of study enrollment
  • The patient, patient's parent(s), or patient's legally authorized guardian must have voluntarily signed an Institutional Review Board (IRB)/Independent Ethics Committee (IEC)-approved informed consent form after all relevant aspects of the study have been explained and discussed with the patient, patient's parent(s), or patient's legally authorized guardian.

Exclusion

  • Patients who meet any of the following criteria are not eligible for this study:
  • The patient has received biologic/ERT products other than idursulfase, or other investigational product(s) for any reason within 30 days prior to study entry.
  • The patient has a life expectancy of \< 2 years
  • The patient is unable to comply with the protocol, e.g., has a clinically relevant medical condition making implementation of the protocol difficult; has an uncooperative attitude; is unable to return for safety evaluations; or is otherwise unlikely to complete the study, as determined by the Investigator.

Key Trial Info

Start Date :

October 14 2008

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

February 8 2013

Estimated Enrollment :

26 Patients enrolled

Trial Details

Trial ID

NCT00882921

Start Date

October 14 2008

End Date

February 8 2013

Last Update

June 8 2021

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Children's Hospital & Research Center Oakland

Oakland, California, United States, 94609

2

Children's Hospitals and Clinics of Minnesota, Division of Genetics

Minneapolis, Minnesota, United States, 55404

3

Hospital de Clinicas de Porto Alegre, Servico de Genetica Medica

Porto Alegre, Rio Grande do Sul, Brazil, 90035-903

4

Birmingham Children's Hospital

Birmingham, United Kingdom, B46NH