Azacitidine in Haploidentical Donor Hematopoietic Cell Transplantation
Acute Myeloid Leukemia, Myelodysplastic Syndrome, Acute Lymphocytic Leukemia
About this trial
This is an interventional treatment trial for Acute Myeloid Leukemia
Eligibility Criteria
Inclusion Criteria:
- Diagnosis of acute leukemia (AML/ALL) or advanced MDS (INT-2 or high risk) in complete remission (CR/CRc/CRi) documented by bone marrow biopsy done within 30 days prior to the initiation of conditioning regimen.
Available HLA-haploidentical donor that meets the following criteria:
- Immediate family member (sibling, offspring, or parent)
- At least 18 years of age
- HLA-haploidentical donor/recipient match by class I serologic typing at the A&B locus.
- In the treating physician's opinion, is in general good health, and medically able to tolerate leukapheresis required for harvesting HSC
- No active hepatitis (B, C), HTLV, and HIV infections
- Not pregnant
- Karnofsky performance status ≥ 70 %
Adequate organ function as defined below:
- Total bilirubin ≤ 2.5 mg/dl (unless the patient has a history of Gilbert's syndrome)
- AST(SGOT) and ALT(SGPT) ≤ 3.0 x IULN
- Creatinine ≤ 2.0 x IULN OR estimated creatinine clearance ≥ 30 mL/min/1.73 m^2 by Cockcroft-Gault Formula
- Oxygen saturation ≥ 90% on room air
- LVEF ≥ 40%
- FEV1 and FVC ≥ 50% predicted, corrected DLCO ≥ 40% predicted
- At least 18 years of age at the time of study registration
- Able to understand and willing to sign an IRB approved written informed consent document (or that of legally authorized representative, if applicable)
Exclusion Criteria:
- Recipients with donor sensitive antibodies (DSA), defined by 2000 or higher MFI against one or more class I or II antigens
- Known HIV or active Hepatitis B or C infection
- Underwent a previous related or unrelated allogeneic transplant
- Known hypersensitivity to one or more of the study agents
- Currently receiving or has received any investigational drugs within the 14 days prior to the first dose of the conditioning regimen.
- Pregnant and/or breastfeeding
- Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, or unstable cardiac arrhythmias.
- Presence of a readily available 6/6 matched sibling donor who is a candidate for donation
Sites / Locations
- Washington University School of Medicine
Arms of the Study
Arm 1
Experimental
Arm 1: Azacitidine
Treating physician must choose from one of these conditioning regimens (will be given per standard of care) fludarabine and fractionated total body irradiation (Flu/FrTBI) fludarabine and busulfan (Flu/Bu4) fludarabine, cyclophosphamide, and single dose total body irradiation (Flu/Cy/sdTBI) fludarabine and melphalan (Flu/Mel) reduced-intensity fludarabine and busulfan (Flu/Bu2) G-CSF from Day -5 through Day -1 per standard of care On Day 0, the allograft will be infused per standard of care. Azacitidine will be administered on Day +1 and +2 post-stem cell transfusion days Cyclophosphamide on Days +3 and +4 post-transplant