Clinical trials
Observational Hemoglobinuria, Paroxysmal trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
37 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2004 | 1 |
| 2006 | 2 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 8 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 14 |
| Recruiting | 10 |
| Active, not recruiting | 7 |
| Not yet recruiting | 2 |
| Unknown status | 2 |
| Terminated | 1 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Alexion Pharmaceuticals, Inc. | 7 |
| Novartis Pharmaceuticals | 7 |
| AstraZeneca | 3 |
| National Heart, Lung, and Blood Institute (NHLBI) | 2 |
| AO GENERIUM | 1 |
| Aplastic Anemia and MDS International Foundation | 1 |
| Assistance Publique - Hôpitaux de Paris | 1 |
| CARE Pharma Shanghai Ltd. | 1 |
| Institute of Hematology & Blood Diseases Hospital, China | 1 |
| International PNH Interest Group | 1 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Hemoglobinuria, Paroxysmal | 37 |
| Anemia, Aplastic | 5 |
| Myelodysplastic Syndromes | 5 |
| Anemia | 3 |
| Bone Marrow Failure Disorders | 3 |
| Bone Marrow Diseases | 2 |
| Hematologic Diseases | 2 |
| Hemoglobinuria | 2 |
| Hemolysis | 2 |
| Leukemia, Large Granular Lymphocytic | 2 |
Trials
Showing 51 to 37 of 37. Each trial links to its page on Pharma Observatory.
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Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
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