Busulfan and Cyclophosphamide Instead of Total Boby Irradiation (TBI) and Cyclophosphamide for Hematological Malignancies Hematocrit (HCT)

April 20, 2011 updated by: Tel-Aviv Sourasky Medical Center

Treatment Plan for Hematologic Malignancies Using Intravenous Busulfan and Cyclophosphamide Instead of Total Boby Irradiation (TBI) and Cyclophosphamide to Examine Results, Success and Side Effects of Treatment With Chemotherapy Only, as a Preparative Therapy for Patients With Cord Blood Transplants

Long-term follow-up studies have demonstrated significant late toxicities of total body irradiation (TBI), which are most marked in children radiated at a young age. Growth failure, decline in cognitive function, and endocrine abnormalities have all been described. Good outcomes can be achieved with alkylating agents only as a preparative regimen. This plan will use a combination of busulfan and cyclophosphamide (Bu/Cy) with or without antithymocyte globulin (ATG) to reduce the late toxicities of therapy that includes TBI.

Study Overview

Study Type

Interventional

Enrollment (Anticipated)

10

Phase

  • Phase 4

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

No older than 21 years (Child, Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

Male

Description

Inclusion Criteria:

  • Suitable cord blood from matched unrelated or related donor.
  • Cardiac (Echo/EKG): shortening fraction ≥ 27%
  • Electrolytes within normal CCHMC limits.
  • Pulmonary function tests: DLCO ≥ 50%
  • Renal: creatinine clearance/GFR ≥ 60 ml/minute/1.73m2
  • Lumbar puncture: no leukemic infiltrate.
  • CBC: ANC ≥ 1000ml and unsupported platelet count of ≥ 50,000/ml
  • Documented HSV and CMV titers, Hepatitis B surface antigen, Hepatitis C by serology, HIV by serology: all negative.
  • Hepatic transaminases < 2.5x normal; Total bilirubin < 2 mg/dl Patients who do not meet above organ function criteria (liver, cardiac, renal), due to the presence of a tumor compromising these organs, may have exception made for these criteria and remain eligible for treatment plan after consultation with Program Director of Blood and Marrow Transplant

Exclusion Criteria:

  • Patients with neoplastic or non-neoplastic disease of any major organ system that would compromise their ability to withstand the pre-transplant conditioning regimen.
  • Patients with uncontrolled (culture or biopsy positive) infections requiring intravenous antivirals, antibiotics, or antifungals. Patients on prolonged antifungal therapy with a history of fungal infection should be considered for a non-myeloablative protocol.
  • Patients who are pregnant or lactating. Patients of childbearing potential must practice an effective method of birth control while participating on this treatment plan.
  • HIV seropositive patients

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Busulfan/Cyclophosphamide

Conditioning regimen:

Cyclophosphamide 50mg/kg/day for 4 days + Busulfan 0.8-1.0mg/kg/day for 4 days.

Other Names:
  • Cytoxan

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Overall survival
Time Frame: Five years
Five years

Secondary Outcome Measures

Outcome Measure
Time Frame
Disease free survival
Time Frame: Five years
Five years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

June 1, 2011

Primary Completion (Anticipated)

June 1, 2014

Study Completion (Anticipated)

June 1, 2019

Study Registration Dates

First Submitted

April 20, 2011

First Submitted That Met QC Criteria

April 20, 2011

First Posted (Estimate)

April 21, 2011

Study Record Updates

Last Update Posted (Estimate)

April 21, 2011

Last Update Submitted That Met QC Criteria

April 20, 2011

Last Verified

April 1, 2011

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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