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Evaluation of the safety and efficacy of allogenic hematopoietic stem cell transplantation (HSCT) from HLA-mismatched related donors using alemtuzumab in patients with hematological malignancies.

Evaluation of the safety and efficacy of allogenic hematopoietic stem cell transplantation (HSCT) from HLA-mismatched related donors using alemtuzumab in patients with hematological malignancies. - HLA-mismatched HSCT using alemtuzumab

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-C000000357
Enrollment
48
Registered
2006-03-20
Start date
2004-12-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hematological malignancies

Interventions

Alemtuzumab is added to the TBI-based or fludarabine-based regimens at 0.16 &#8211
0.25 mg/kg per day for 6 days (days -8 to -3).

Sponsors

GCP-ISS HE0402 group
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Disease (a) Acute myelogenous leukemia(AML)  Refractory case (other than CR1)  AML secondry to MDS (including CR1) (b) Acute lymphocytic leukemia (ALL)  Refractory case (other than CR1)  Patients who did not achieve CR within 50 days after the initiation of the therapy.  Philadelphia-positive ALL (including CR1) (a) Chronic myelogenous leukemia (CML)  Advanced case (other than CP1) (b) Myelodysplastic syndrome (MDS)  Neutrophil count below 500/mm3 (for 1 month or longer)  More than 20% blastic cells in bone marrow (c) Malignant lymphoma (ML)  Refractory case  Relapse after autologous transplantation (2) Patients who do not have an available HLA-A/B/DR-matched or 1-locus-mismatched donor in family members. (3) Patients who do not have an HLA-matched unrelated donor or whose disease status precluded time-consuming donor coordination. (4)ECOG performance status of 0 or 1 . (5)Good major organ functions. (6)CD34-positive cells harvested from the donor at least 3.0 x 106 per kg of patient body weight.

Exclusion criteria

Exclusion criteria: (1) Adult T cell leukemia/lymphoma (2) Diabetes uncontrollable even with regular insulin use. (3) Uncontrollable hypertension. (4) Active infection. (5) Refractory hematological malignancies with bone marrow involvement more than 30% of tumor cells. (6) Active central nervous system involvement. (7) Current active double cancer. (8) Women who are or may be pregnant, or who are nursing. (9) Uncontrollable mental illness. (10) Hepatitis B virus antigen-positive (HBsAg or HBeAg). (11) HIV-positive. (12) A history of hypersensitivity to transplant conditioning agents (fludarabine phosphate, busulfan, cyclophosphamide) or agents for GVHD prophylaxis (ciclosporin, methotrexate). (13) A history of hematopoietic stem cell transplantation. However, a single prior autologous transplantation is permitted.

Design outcomes

Secondary

MeasureTime frame
• Progression-free survival at day 365 • Progression-free mortality at day 365 • Regimen-related toxicity • Incidence of infectious disease • Overall survival at day 365 • Anti-tumor effects

Primary

MeasureTime frame
Survival on day 60 after transplantation Engraftment within 60 days Incidence of grade III to IV acute GVHD within 60 days

Countries

Japan

Contacts

Public ContactYoshinobu Kanda

The University of Tokyo Hospital Department of Hematology & Oncology

ycanda-tky@umin.ac.jp03-3815-5411

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026