Blood
Aplastic Anemia
Also known as bone marrow failure, acquired aplastic anemia, AA
Aplastic anemia is a life-threatening bone marrow failure syndrome characterized by pancytopenia resulting from destruction or suppression of hematopoietic stem cells, most commonly by autoreactive T lymphocytes. The acquired form is typica
69
studies recruiting now
as of 7 Sept 2026
511
studies registered in total
as of 7 Sept 2026
1
countries with a recruiting site
as of 7 Sept 2026
20 Dec 2024
most recent study posted
among recruiting studies
Recruiting trials
Haplo-identical Transplantation for Severe Aplastic Anemia, Hypo-plastic MDS and PNH Using Peripheral Blood Stem Cells and Post-transplant Cyclophosphamide for GVHD Prophylaxis
Defining the Natural History of Squamous Cell Carcinoma in Fanconi Anemia
Cancer in Inherited Bone Marrow Failure Syndromes
Experience and Management of Cancer Screening-Related Anxiety in Fanconi Anemia
Showing the 5 most recently updated recruiting studies, as recorded 7 Sept 2026. Live status on each study page.
See all 69 recruiting studiesWhere recruiting studies are running
Countries with at least one recruiting site among the studies above, 7 Sept 2026. Tap a country to search trials there.
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About Aplastic Anemia
Aplastic anemia is a life-threatening bone marrow failure syndrome characterized by pancytopenia resulting from destruction or suppression of hematopoietic stem cells, most commonly by autoreactive T lymphocytes. The acquired form is typically immune-mediated and may be triggered by viral infections, toxic exposures, or medications, though most cases are idiopathic. Treatment ranges from immunosuppressive therapy with antithymocyte globulin and cyclosporine to allogeneic hematopoietic stem cell transplantation in eligible patients.
Common clinical features
From Orphanet’s phenotype annotations (CC BY 4.0). Not a complete list.
Treatments being studied
10 approved treatments and 15 in clinical development, from Open Targets (CC BY 4.0). Not medical advice.
+ 7 more in development
Before you apply
Things trial teams commonly ask about for Aplastic Anemia. Not eligibility rules; those are set by each study.
- Severity classification (moderate, severe, or very severe AA based on neutrophil, platelet, and reticulocyte counts) determines trial eligibility; obtain a recent complete blood count and bone marrow biopsy report.
- Prior immunosuppressive therapy history (IST) including ATG cycles, cyclosporine use, and response status is critical as most trials stratify by treatment-naive versus relapsed/refractory status.
- Rule out inherited bone marrow failure syndromes (Fanconi anemia, dyskeratosis congenita) before trial enrollment, as many trials exclude these; telomere length testing and chromosome fragility assays may be required.
Related conditions
Information, not medical advice. Trial listings are shown as recorded on ClinicalTrials.gov; whether any study is right for you is a decision for you and your clinicians, and eligibility is decided by each research team. Disease information from Orphanet (CC BY 4.0).