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Prospective study of Romiplostim for rapid platelet recovery after cord blood transplantation, phase 1

Prospective study of Romiplostim for rapid platelet recovery after cord blood transplantation, phase 1 - PROMPT-1

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031180066
Enrollment
6
Registered
2018-12-27
Start date
2019-04-03
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

acute myeloid leukemia (AML), acute lymphoblastic leukemia (ALL), myelodysplastic syndrome (MDS), no

Interventions

Sponsors

Chiba Shigeru
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Preliminary inclusion criteria 1) Patients with AML (blast = 40% (b) SaO2 (or SpO2) >= 94% (c) %VC >= 70%, and FEV1.0% >= 70% (d) total bilirubin = 94% 2) total bilirubin < x1.5 of the upper limit 3) ALT < x3 of the upper limit 4) AST < x3 of the upper limit 5) creatinine < 2.0 mg/dL

Exclusion criteria

Exclusion criteria: 1. Preliminary exclusion criteria 1) Patients with anti-HLA antibody 2) Patients with uncontrollable psychological complications 3) Patients with active double cancer 4) Patients with uncontrollable active infection 5) Patients with bone marrow fibrosis (reticulin grade >= 2) 6) Patients with prior history of allogeneic hematopoietic transplantation 7) Patients with severe cardiac complications 8) Patient with prior thrombotic history or with predisposing factors to thrombosis 9) Patients with positive for HIV antibody, HBs antigen, or HCV-RNA 10) Patients with uncontrollable diabetes mellitus 11) Patients with uncontrollable hypertension 12) Patients who were enrolled to other clinical trials within 3 months 13) Patients with prior history of TPO-R administration 14) Patients with hypersensitivity to recombinant protein derived from E-coli 15) Pregnant women, patients during lactation, or patients who deny anticonception 16) Patients who are judged inappropriate by investigators 2. Secondary exclusion criteria 1) Patients who are judged inappropriate by investigators

Design outcomes

Primary

MeasureTime frame
Every adverse event which is related to administration of AMG531

Secondary

MeasureTime frame
cumulative incidence of cases which achieved platelet >= 50,000 /mcL by day 57 day of neutrophil engraftment day of platelet >= 20,000 /mcL day of platelet >= 50,000 /mcL total amount of transfused platelet units hemorrhagic events thrombotic events fibrosis of the bone marrow disease relapse non-relapse mortality

Contacts

Public ContactNaoki Kurita

University of Tsukuba Hospital

kuripon@mvb.biglobe.ne.jp+81-29-853-3127

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026