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Allogeneic Stem Cell Transplantation in Relapsed/Refractory T-, NK/T-cell Lymphomas

Allogeneic Stem Cell Transplantation With 3-days Busulfan Plus Fludarabine as Conditioning in Patients With Relapsed or Refractory T-, NK/T-cell Lymphomas

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02859402
Acronym
RRTCLAlloSCT
Enrollment
34
Registered
2016-08-09
Start date
2016-12-31
Completion date
2027-12-31
Last updated
2022-08-18

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

Conditions

Lymphoma, Extranodal NK-T-Cell, T-cell Non-Hodgkin Lymphoma

Keywords

T-cell Non-Hodgkin Lymphoma, NK/T-cell Non-Hodgkin Lymphoma, Relapsed, refractory, Conditioning, Allogeneic stem cell transplantation

Brief summary

Relapsed and refractory T-cell lymphomas have been reported to have dismal outcomes. The role of allogeneic stem cell transplantation have been demonstrated in these patients. This clinical trial is studying the efficacy and safety of busulfan plus fludarabine as conditioning therapy followed by allogeneic stem cell transplantation (Allo-SCT) in T- and NK/T-cell lymphoma patients who have relapsed or are refractory to previous chemotherapies including autologous transplantation.

Detailed description

Conditioning therapy * Busulfan (Busulfex®; Patheon Manufacturing Services LLC, Greenville, NC 27834) 3.2 mg/kg + 5% DW (the diluent quantity should be 10 times the volume of Busulfan, so that the final concentration of busulfan becomes approximately 0.5 mg/mL), intravenously for 3 hours once daily for 3 days (days -7 to -5) * Fludarabine (Fludarabine®, Zydus Hospira Oncology Private Ltd., Ahmedabad, India) 30 mg/m2 + 5% DW 100㎖, intravenously for over 1 hour once daily for 6 days (days -8 to -3) * Busulfan should be infused as soon as completion of fludarabine infusion Primary objective of this study I. To determine the 2-year progression-free survival of this reduced toxicity conditioning in relapsed or refractory T- and NK/T-cell non-hodgkin lymphoma patients. Secondary endpoints I. To evaluate the response rate, engraftment rate and time to engraftment, 2-year overall survival, 100-days treatment-related mortality, regimen-related toxicities by CTCAE version 4.03, post-transplantation complications (HVOD, acute/chronic graft-versus-host disease (GVHD), cytomegalovirus (CMV) infection,CMV disease) of this reduced toxicity conditioning in relapsed or refractory T- and NK/T-cell non-hodgkin lymphoma patients.

Interventions

DRUGBusulfan

intravenous, 3.2 mg/kg + 5% DW (the diluent quantity should be 10 times the volume of Busulfan, so that the final concentration of busulfan becomes approximately 0.5 mg/mL), once daily for 3 hours for 3 days (days -7 to -5)

DRUGFludarabine

intravenous, 30 mg/m2 + 5% DW 100㎖, over 1 hour once daily for 6 days (days -8 to -3)

Sponsors

Otsuka Pharmaceutical Co., Ltd.
CollaboratorINDUSTRY
Keimyung University Dongsan Medical Center
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
19 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

1. Age 19 - 65 2. Histologically confirmed T or NK cell lymphomas : * anaplastic large cell lymphoma * angioimmunoblastic T-cell lymphoma, * peripheral T-cell lymphoma, NOS * NK/T-cell lymphoma 3. Relapsed after or refractory to one or more of previous chemotherapy including frontline autologous HSCT. 4. At least one measured lesion using conventional CT or PET CT at the time of relapse after or refractory to one or more of previous chemotherapy and before salvage chemotherapy 5. Complete or Partial response after short cycles of salvage chemotherapy 6. Patients who have HLA full-match (8/8 in HLA-A, B, C, DR by DNA high-resolution technique) or one-locus mismatch (7/8) sibling, or unrelated bone marrow or peripheral blood or cord blood stem cell donors 7. ECOG performance status ≤ 2 8. Charlson Comorbidity Index (CCI) before HSCT ≤ 3 9. Adequate renal function : serum creatinine level \< 2.0 mg/dL 10. Adequate liver function : * Transaminase (AST/ALT) \< 3 X upper normal value (or \< 5 x ULN in the presence of lymphoma involvement of the liver) * Total bilirubin \< 2 X upper normal value (or \< 5 x ULN in the presence of NK/T involvement of the liver) 11. Cardiac ejection fraction ≥ 50 % as measured by MUGA or 2D ECHO without clinically significant abnormality 12. No clinically significant infection 13. No clinically significant bleeding symptoms or sign 14. Patients who decided to participate in this study and signed for a written consent

Exclusion criteria

1. Adult T cell leukemia/lymphoma, Lymphoblastic lymphoma, Primary cutaneous CD30+ T cell disorders Mycosis fungoides, Sezary SD 2. Patients who have previously performed Allo-HSCT 3. T cell lymphoma with primary central nervous system (CNS) Involvement. \*\* However, patients who have only had prophylactic intrathecal or intravenous chemotherapy against CNS disease are eligible. 4. Patients with a known history of HIV seropositivity or HCV (+). \*\* Patients with HBV are eligible. However, primary prophylaxis using antiviral agents is recommended for HBV carrier or prevent HBV reactivation during whole treatment period. 5. Any other malignancies within the past 5 years \*\* Except curatively treated non-melanoma skin cancer or in situ carcinoma of cervix uteri 6. Ejection fraction \< 50% by a echocardiography 7. FEV1 \<60% or DLCO \<60% by a pulmonary function test 8. ECOG performance status 3 or 4 9. Combined serious medical problem or disease * Serious or unstable heart disease although proper treatment * Myocardial infarction in recent 3 months * Underlying serious neurologic or psychiatric disease including dementia or seizure * Active uncontrolled infection including hepatitis B and C * Serious other medical problems observed by the doctors in charge of the patient 10. Pregnant or lactating women, women of childbearing potential not employing adequate contraception

Design outcomes

Primary

MeasureTime frameDescription
2-year progression-free survival2 years2 year progression-free survival rate from the date of allogeneic stem cell transplantation. Estimated using the Kaplan-Meier method. Median value will be provided.

Secondary

MeasureTime frameDescription
Time to neutrophil engraftmentDay 30Summarized using standard descriptive statistics along with corresponding 95% confidence intervals.
Time to platelet engraftmentDay 30Summarized using standard descriptive statistics along with corresponding 95% confidence intervals.
2-year overall survival2 years2 year overall survival rate from the date of allogeneic stem cell transplantation. Estimated using the Kaplan-Meier method. Median value will be provided.
100-days treatment-related mortalityDays 100Summarized using standard descriptive statistics.
Response rate3-monthsResponse will be measured after 3 months of the date of allogeneic stem cell transplantation. Mean value will be provided.
Rate of hepatic venoocclusive disease (HVOD)Day 30Summarized using standard descriptive statistics.
Acute graft-versus-host disease (GVHD) grades I-IVDay 100Summarized using standard descriptive statistics.
Chronic GVHD grades I-IV2 yearSummarized using standard descriptive statistics.
Rate of cytomegalovirus (CMV) infection2 yearSummarized using standard descriptive statistics.
Rate of regimen-related toxicitiesDay 30Toxicity according to CTCAE version 4.03. Summarized using standard descriptive statistics.

Countries

South Korea

Contacts

Primary ContactYoung Rok Do, MD., Ph.D.
dyr1160@dsmc.or.kr+82-10-3541-1160
Backup ContactJi Hyun Lee, MD., Ph.D.
hidrleejh@dau.ac.kr+82-10-9397-5694

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026