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Beta-thalassemia (BT) intermedia is a form of BT characterized by mild to moderate anemia which does not or only occasionally requires transfusion.
Biomarker and diagnostic research for beta-thalassemia intermedia has been reported in the published literature.
No approved treatments are currently available for beta-thalassemia intermedia. An additional 1 compound holds orphan drug designation.
While no drugs are FDA-approved specifically for beta-thalassemia intermedia, some of the following designated compounds may be used off-label in clinical practice. Treatment decisions should be made in consultation with a specialist familiar with this condition.
The following drugs have received orphan drug designation from the FDA for beta-thalassemia intermedia. Orphan designation reflects regulatory interest and does not indicate approval for treatment.
Brand Name | Generic Name | Sponsor |
|---|
Estimated prevalence: Unknown (Unknown prevalence).
32 clinical trials registered, 12 recruiting. Interventions under study include drug therapy, other interventions, biologic therapy, and gene therapy. Pipeline includes 4 PHASE3, 6 PHASE2, 7 PHASE1. Research is sponsored by a mix of industry and academic institutions.
NCT ID | Title | Phase | Sponsor | Status |
|---|---|---|---|---|
[NCT06213402](https://clinicaltrials.gov/study/NCT06213402) |
Data assembled from 5 of 12 sources · Last updated Sep 19, 2026, 5:31 AM UTC
European rare disease database
Genetic and Rare Diseases Info Center
Designated
Exclusivity End |
|---|
Designation Status |
|---|
Lentiviral vector encoded with a human beta-globin gene plasmid | Lentiviral vector encoded with a human beta-globin gene plasmid | San Rocco Therapeutics, LLC | 2006 | — | Designated |
Gene therapy approaches for beta-thalassemia intermedia have been reported in the published literature.
32 trials found
RADeep Multicenter European Epidemiological Platform for Patients Diagnosed With Rare Anemia Disorders (RADs) |
— |
Hospital Universitari Vall d'Hebron Research Institute |
RECRUITING |
[NCT04064060](https://clinicaltrials.gov/study/NCT04064060) | A Study to Evaluate Long-term Safety in Participants Who Have Participated in Other Luspatercept (ACE-536) Clinical Trials | PHASE3 | Celgene | RECRUITING |
[NCT06364774](https://clinicaltrials.gov/study/NCT06364774) | ALS20-101 Lentiviral Gene Therapy for Beta Thalassemia | PHASE1 | Children's Hospital of Philadelphia | RECRUITING |
[NCT05508932](https://clinicaltrials.gov/study/NCT05508932) | Atrial Fibrillation in Beta-Thalassemia | — | University Hospital of Ferrara | RECRUITING |
[NCT05477563](https://clinicaltrials.gov/study/NCT05477563) | Evaluation of Efficacy and Safety of a Single Dose of CTX001 in Participants With Transfusion-Dependent β-Thalassemia and Severe Sickle Cell Disease | PHASE3 | Vertex Pharmaceuticals Incorporated | RECRUITING |
38 publications have been identified in PubMed for beta-thalassemia intermedia. Research spans Case Report / Case Series (37%), Epidemiology / Natural History (26%), and Basic Science / Preclinical (14%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 13 | 37% |
Disease patterns and progression | 9 | 26% |
Laboratory research | 5 | 14% |
Research summaries | 3 | 9% |
Testing and diagnosis research | 2 | 6% |
Other research | 1 | 3% |
Clinical study results | 1 | 3% |
New treatment approaches | 1 | 3% |
Gameel AM (2026). [PMID: 41634383](https://pubmed.ncbi.nlm.nih.gov/41634383/). *Ann Hematol*. [Diagnostic / Biomarker]
Chen M (2026). [PMID: 42032493](https://pubmed.ncbi.nlm.nih.gov/42032493/). *Int J Emerg Med*. [Case Report / Case Series]
Sarem F (2025). [PMID: 42083607](https://pubmed.ncbi.nlm.nih.gov/42083607/). *Int J Hematol Oncol Stem Cell Res*. [Basic Science / Preclinical]
Osman TJ (2025). [PMID: 41047278](https://pubmed.ncbi.nlm.nih.gov/41047278/). *Hemoglobin*. [Case Report / Case Series]
Meloni A (2025). [PMID: 39359148](https://pubmed.ncbi.nlm.nih.gov/39359148/). *J Magn Reson Imaging*. [Diagnostic / Biomarker]
Fawaz H (2025). [PMID: 40772311](https://pubmed.ncbi.nlm.nih.gov/40772311/). *Hemoglobin*. [Case Report / Case Series]
Gautam N (2025). [PMID: 40464234](https://pubmed.ncbi.nlm.nih.gov/40464234/). *Kathmandu Univ Med J (KUMJ)*. [Epidemiology / Natural History]
Aziz NA (2025). [PMID: 41029085](https://pubmed.ncbi.nlm.nih.gov/41029085/). *Medicine (Baltimore)*. [Case Report / Case Series]
Ben Khaled M (2025). [PMID: 40827020](https://pubmed.ncbi.nlm.nih.gov/40827020/). *Pediatr Blood Cancer*. [Other]
Angeline J K (2025). [PMID: 40852697](https://pubmed.ncbi.nlm.nih.gov/40852697/). *Int J Hematol Oncol Stem Cell Res*. [Epidemiology / Natural History]
AI-curated news mentioning beta-thalassemia intermedia
Updated Sep 7, 2026
Recent research highlights the potential of clinical base editing to address β-hemoglobinopathies across various genetic backgrounds. This innovative approach may offer new therapeutic avenues for conditions like sickle cell disease and beta-thalassemia.
Gene therapies are priced between $2.1M and $4.25M, creating significant access barriers for families affected by rare diseases. Notable therapies include Hemgenix for hemophilia B at $3.5M and Lyfgenia for sickle cell disease at $3.1M, raising concerns about insurance coverage and Medicaid gaps.
bluebird bio has developed educational resources to enhance communication about gene therapy for beta-thalassemia and sickle cell disease. These resources aim to clarify complex concepts for a range of audiences, from beginners to advanced learners.