Decitabine and Umbilical Cord Blood for Poor Graft Function Post Allo-HSCT

Trial statusNot yet recruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexAll
Age16-65
SponsorThe First Affiliated Hospital of Soochow University

About this trial

This randomized trial aimed at validating the efficacy and safety of low-dose decitabine, together with umbilical cord blood in PGF post allo-HSCT patients.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Diagnosed as PGF at day 28 post-HSCT or later. PGF was defined as two or three cytopenias, absolute neutrophil count ≤ 1.5 × 109/L, platelet count ≤ 30 × 109/L, hemoglobin ≤ 85g/L, lasting for more than 2 consecutive weeks;

Full donor chimerism;

Primary disease in remission;

No severe GVHD and relapse.

Disqualifiers

Allergic to decitabine or any components of frozen preservation of umbilical cord blood;

Active infections;

Uncontrolled GVHD;

Severe organ dysfunction;

Trial design

Design model

Parallel

Treatments tested in this trial

  • decitabine

    Drug

    15 mg/m2 daily intravenously for consecutive 3 days

  • umbilical cord blood

    Biological/Vaccine

    MNC ≥ 3\*108 cells; HLA compatibility ≥ 5/6

  • Granulocyte-colony stimulating factor

    Drug

    Granulocyte-colony stimulating factor will be used when absolute neutrophil count ≤ 1.5 × 109/L

  • Recombinant human thrombopoietin / thrombopoietin receptor agonist

    Drug

    Recombinant human thrombopoietin or thrombopoietin receptor agonist will be used when platelet count ≤ 30 × 109/L

  • Recombinant human erythropoietin

    Drug

    Recombinant human erythropoietin will be used when hemoglobin ≤ 85 g/L

Treatment groups

100 Participants
are divided into 2 treatment groups
Group A: Arm AExperimental treatment 5 interventions
Group B: Arm BActive comparator 3 interventions

Trial outcomes

Primary outcomes

1

The treatment response

The rate of hematological improvement and hematological response of 2 arms

Time frame
day +28
2

Survival

The rate of overall survival

Time frame
1 year

Secondary outcomes

1

Bone marrow recovery

Number of participants with granulopoiesis, erythropoiesis and megakaryopoiesis recovery of bone marrow

Time frame
day +28
2

relapse and GVHD

The rate of relapse and GVHD

Time frame
3-month
3

Event free survival

The rate of event free survival

Time frame
1-year

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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