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Evaluation of the Safety and Efficacy of Combining Post-transplant Cyclophosphamide with Bendamustine for Graft-versus-host Disease Prophylaxis in Acute Leukemia Patients Undergoing Haploidentical Hematopoietic Stem Cell Transplantation.

Evaluation of the Safety and Efficacy of Combining Post-transplant Cyclophosphamide with Bendamustine for Graft-versus-host Disease Prophylaxis in Acute Leukemia Patients Undergoing Haploidentical Hematopoietic Stem Cell Transplantation: A Phase II Clinical Trial

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
IRCT
Registry ID
IRCT20140818018842N50
Enrollment
25
Registered
2025-11-22
Start date
2025-11-22
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Condition 1: Acute lymphoblastic leukemia (ALL). Condition 2: Acute myeloblastic leukemia (AML). Acute lymphoblastic leukemia [ALL] Acute myeloblastic leukemia

Interventions

Intervention group: Cyclophosphamide at a dose of 50 mg per kg of body weight on day three post-transplant, followed by bendamustine at a dose of 90 mg per kg of body weight on day four post-transpl

Sponsors

Tehran University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
1 Years to 60 Years

Inclusion criteria

Inclusion criteria: Diagnosis of acute leukemia based on histologic and cytogenetic criteria. Age between 1 and 60 years. Absence of a fully Human leukocyte antigen(HLA)-matched donor (matched sibling or fully matched unrelated donor) or a donor mismatched in a single allele (9/10 mismatched unrelated donor). 4. Karnofsky Performance Status (KPS) or Lansky Performance Score greater equal than 70. Adequate organ function (renal, hepatic, cardiac, and pulmonary).

Exclusion criteria

Exclusion criteria: Uncontrolled and active infections at the time of enrollment. Prior history of receiving an allogeneic transplantation. Active secondary malignancy.

Design outcomes

Primary

MeasureTime frame
Neutrophil engraftment(when the absolute neutrophil count consistently exceeds 0.5 × (10)9/L for 3 days in a row (without growth factor support). Timepoint: Daily measurements. Method of measurement: According to total blood count lab test.;Platelet engraftment (when the patient is independent of platelet transfusion for at least 7 days with a platelet count >20 × 10?/L). Timepoint: Daily measurments. Method of measurement: According to total blood count lab test.;The occurrence of Graft versus Host disease according to the MAGIC criteria. Timepoint: Daily assesments. Method of measurement: In accordance with the MAGIC criteria.;Overall survival. Timepoint: Patients will be followed daily during hospitalization and then monthly after discharge by trained study personnel. Method of measurement: Patients will be followed daily during hospitalization and then monthly after discharge by trained study personnel, through interviews with the patient and their family.;Relapse. Timepoint: Patients will be followed daily during hospitalization and then monthly after discharge. Method of measurement: Patients will be followed daily during hospitalization and then monthly after discharge by a trained interviewer and according to the physician's findings and in accordance to laboratory and clinical criteria.;Progression Free survival. Timepoint: Patients will be followed daily during hospitalization and then monthly after discharge. Method of measurement: Patients will be followed daily during hospitalization and then monthly after discharge by a trained interviewer and according to the physician's findings and in accordance to laboratory and clinical criteria.

Secondary

MeasureTime frame
Cytomegalovirus(CMV) reactivation. Timepoint: Weekly. Method of measurement: Polymerase chain reaction(PCR) lab test.;Hemorrhagic cystitis occurrance. Timepoint: Patients will be followed daily during hospitalization and then monthly after discharge. Method of measurement: Patients will be followed daily during hospitalization and then monthly after discharge by trained study personnel, through interviews with the patient and their family.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactTahereh Rostami

Tehran University of Medical Sciences

TROSTAMI@sina.tums.ac.ir+98 21 8490 2635

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026