An observational study in Hemoglobinuria, sponsored by Alexion Pharmaceuticals, Inc.. Completed. Open to participants aged 10 Years and older. Per ClinicalTrials.gov, last updated 2026-06-24.
Sponsored by Alexion Pharmaceuticals, Inc. (part of AstraZeneca) · Observational
Examine red and white blood cells of PNH patients with bone marrow failure syndromes.
14 studies on the registry are indexed under Hemoglobinuria; 2 are open to participants now.
Browse Hemoglobinuria studies →Alexion Pharmaceuticals, Inc. is the lead sponsor of 255 studies on the registry; 23 are open to participants now.
Of its 101 completed or terminated interventional studies of FDA-regulated products, 75 (74%) have results posted.
First submitted before Alexion Pharmaceuticals, Inc. became part of AstraZeneca.
Counted across the registry records on this site, refreshed daily.
Patients at least 10 years of age with aplastic anemia, myelodyplastic syndromes or other bone marrow failure syndromes.
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Exclusion Criteria:
No study locations are listed for this record.
Ran from Sep 2010 to primary completion in Sep 2010, 0 months.
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This study is completed, as verified in Jun 2026. You cannot join it, but the record below documents what was studied.
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Alexion Pharmaceuticals, Inc. →