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CompletedNCT00357786Updated Aug 17, 2011

An Open-Label Maintenance Study of the Enzyme Replacement Therapy Replagal in Patients With Fabry Disease

A Phase 1 interventional study of Replagal agalsidase alfa and Replagal in Fabry Disease, sponsored by National Institute of Neurological Disorders and Stroke (NINDS). Completed at 1 site in United States. Open to male participants aged 39 Years to 45 Years. Per ClinicalTrials.gov, last updated 2011-08-17.

Sponsored by National Institute of Neurological Disorders and Stroke (NINDS) · Phase 1, Interventional, and Treatment

Phase
Phase 1
Study type
Interventional
Enrollment
3
Allocation
Not applicable
Ages
39 Years to 45 Years
Sex
Male
01

Study summary

This study will continue to evaluate the safety of using intravenous doses of Replagal for two patients with Fabry disease. Fabry disease is a genetic disorder inherited as an X-linked recessive trait. It causes a deficiency in the enzyme alpha galactosidase, which normally breaks down a lipid, or fatty substance called ceramidetrihexoside, a building block in all cells of the body. The deficiency in breaking down the lipid eventually causes that lipid to accumulate and injure cells. Vascular, renal, and neurological problems are the results. It is not known exactly how lipid accumulation brings about such problems, studies of another lipid storage disorder.

Two patients 7 to 17 years of age who have Fabry disease and have been receiving intravenous infusions of Replagal at a dose of 0.2 mg/kg of body weight every 2 weeks may be eligible for this study.

Participants will undergo the following tests and procedures:

  • Physical examination.
  • Neurological examination.
  • Medical and medication history.
  • Vital signs.
  • Assessment of height and weight.
  • Blood tests to determine complete blood count and chemistries.
  • Electrocardiogram.
  • Doppler blood flow study.

Participants will go through a baseline evaluation, over a period of about 1 day. They will receive an intravenous infusion of Replagal every other week, at the dose of 0.2 mg/kg of body weight. Vital signs will be measured before the infusion and immediately and after and 1 hour afterward. There will be careful monitoring for allergic reactions and side effects. The infusion time takes approximately 40 minutes.

This study will last at least 1 year, or until the sponsor doing the investigating or the drug manufacturer decides to withdraw support of the study.

Read the detailed description

Objectives: This goal of this study is to continue treating two patients with Fabry disease using enzyme replacement therapy (ERT) using Replagal (agalsidase alfa) at a dose of 0.2 mg/kg of body weight administered every 2 weeks. Study Population: Two patients with Fabry disease who are currently on clinical research protocols 00-N-0185/TKT011 or 02-N-0220/TKT015 and who are stable on ERT. Design: This is an open label study. Outcome Measures: Mainly safety parameters will be obtained. Study duration is estimated to be 2 years.

02

Conditions studied

  • Fabry Disease

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Keywords

  • Lysosomal Disease
  • Glycolipid
  • Stroke
  • Peripheral Neuropathy
  • Storage Disorder
03

In context

Fabry Disease

242 studies on the registry are indexed under Fabry Disease; 54 are open to participants now.

This study's enrollment of 3 is below the median of 22 across 105 interventional studies indexed under Fabry Disease.

Browse Fabry Disease studies →

Lead sponsor

National Institute of Neurological Disorders and Stroke (NINDS) is the lead sponsor of 592 studies on the registry; 56 are open to participants now.

Of its 18 completed or terminated interventional studies of FDA-regulated products, 8 (44%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
39 Years to 45 Years
Sexes eligible
Male
Accepts healthy volunteers
No

Eligibility criteria

  • Patients are under direct care of PI and have previously been treated with Replagal under TKT, Inc. sponsored study numbers 02-N-0220/TKT/010/015.
05

Study design

Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
3 participants

Study arms

  • Experimental
    A

    Enzyme replacement for Fabry's Disease

    Drug: Replagal agalsidase alfa · Drug: Replagal

Interventions

  • DrugReplagal agalsidase alfa
  • DrugReplagal
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What researchers measure

Primary outcomes

  1. Kidney function

    Time frame: 3 years

07

Study locations

1 site
  • National Institutes of Health Clinical Center, 9000 Rockville Pike
    Bethesda, Maryland 20892, United States
08

References and documents

Publications

  • Brady RO, Gal AE, Bradley RM, Martensson E, Warshaw AL, Laster L. Enzymatic defect in Fabry's disease. Ceramidetrihexosidase deficiency. N Engl J Med. 1967 May 25;276(21):1163-7. doi: 10.1056/NEJM196705252762101. No abstract available. PubMed 6023233 ↗
  • Kahn P. Anderson-Fabry disease: a histopathological study of three cases with observations on the mechanism of production of pain. J Neurol Neurosurg Psychiatry. 1973 Dec;36(6):1053-62. doi: 10.1136/jnnp.36.6.1053. PubMed 4204059 ↗
  • Kaye EM, Kolodny EH, Logigian EL, Ullman MD. Nervous system involvement in Fabry's disease: clinicopathological and biochemical correlation. Ann Neurol. 1988 May;23(5):505-9. doi: 10.1002/ana.410230513. PubMed 3133979 ↗
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 17, 2011, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00357786
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
First posted
Jul 27, 2006
Start date
Oct 2003
Primary completion
Dec 2008
Last update
Aug 17, 2011
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Dec 2008. You cannot join it, but the record below documents what was studied.

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