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LDCY-MM study

Phase II study of efficiency of peripheral blood stem cell harvest using low-dose cyclophosphamide plus G-CSF for multiple myeloma

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs031180336
Enrollment
22
Registered
2019-03-18
Start date
2015-09-02
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

Multiple myeloma Multiple myeloma

Interventions

Treatment by cyclophosphamide, mesna, graniserton, and lenograstim. Autologous peripheral blood stem cell harvest (auto-PBSCH)
PBSCH, cyclophosphamide, lenograstim

Sponsors

Sakaida Emiko
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients diagnosed with multiple myeloma based on IWMG criteria 2) Bone marrow plasma cells under 5% after chemotherapy 3) Lenalidomide treatment under 4 cycles 4) More than 4 weeks after the beginning day of the last chemotherapy 5) Age 20-70 6) ECOG PS 0-2 7) Within 14 days prior to registration Neutrophil over 1,000/mm3 Hemoglobin over 8.0g/dl Platelet over 100,000/mm3 GOT, GPT under 2.5 times the upper limit of normal level Total bilirubin under 2.0mg/dl Creatinine under 2.0mg/dl ECG WNL or trivial change without any symptoms SpO2 over 95% 8) More than 3 months survival expected 9) Informed consent obtained

Exclusion criteria

Exclusion criteria: 1) Pregnant or lactating females. Patients who cannot do contraception. 2) Complications of active other cancers. 3) Severe psychological disorder 4) HBsAg positive or HBV-DNA positive. 5) HIV-Ab positive. 6) Plasma cells in the peripheral blood. 7) Severe drug allergy. 8) Active infection. 9) Any other problems regarded as disqualification by doctors.

Design outcomes

Primary

MeasureTime frame
Success rate of PBSCH to obtain 2 times10^6/kg CD34 positive cells for a transplantation

Secondary

MeasureTime frame
effectiveness Day of engraftment safety Frequency of adverse events (any grade/grade 3 and more), frequency of adverse response against drugs

Contacts

Public ContactShio Mitsukawa

Department of Hematology, Chiba University Hospital

shio-sakai@chiba-u.jp+81-43-222-7171

Outcome results

None listed

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