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Low-dose lenalidomide plus dexamethasone after initial therapy with melphalan and prednisone in myeloma patients ineligible for stem cell transplantation

Low-dose lenalidomide plus dexamethasone after initial therapy with melphalan and prednisone in myeloma patients ineligible for stem cell transplantation - Lenalidomide therapy after melphalan/prednisone in elderly patients with new-onset multiple myeloma: LEMON study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000007889
Enrollment
30
Registered
2012-05-05
Start date
2012-03-01
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

Interventions

Low-dose lenalidomide plus dexamethasone (rd) therapy consists of lenalidomide 10 mg/day (day 1-21) and dexamethasone 20 mg/week (day 1, 8, 15, 22). Each cycle is repeated every 4 weeks. This treatmen

Sponsors

Department of Hematology and Rheumatology, Tohoku University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patient has given voluntary written informed consent 2. Patient was diagnosed with symptomatic multiple myeloma based on IMWG criteria or multiple myeloma on SWOG criteria 3. Quantifiable serum or urine monoclonal protein value 4. Patient is 65 years old or older at study entry or younger patients between 20 and 64 years old who are not candidate to autologous stem cell trasnplantation 5. Patient has a performance status (ECOG) of 0 to 2 6. Patient was treated with melphalan/prednisone as initial therapy. Not meeting criteria for PD. Any of the following: * < 10% reduction of serum or urine monoclonal protein during MP therapy * Less than PR after 3 cycles of MP * Less than VGPR after 6 cycles of MP * After 9 cycles of MP in patients with a VGPR/CR/sCR after 6 cycles of MP * Interruption of MP therapy due to toxicity

Exclusion criteria

Exclusion criteria: 1. Acute myocardial infarction within 6 months or deep venous thrombosis/pulmonary thrombosis within 3 years before study entry 2. Active tuberculous disease 3. Poorly controlled insulin-dependent diabetes mellitus 4. Serious psychiatric illness 5. Pregnant or lactating females 6. Any of the following laboratory abnormalities: * Absolute neutrophil count <= 1.0 x 10~9/L * Platelet count <= 50 x 10~9/L * Aspartate transaminase (AST) > 5.0 x the upper limit of normal (ULN) * Alanine transaminase (ALT) > 5.0 x the ULN * Serum creatinine >= 3 mg/dl 7. Prior history of malignancies, other than multiple myeloma, unless the subject has been free of the disease for >= 3 years 8. Positive for HIV antibody

Design outcomes

Primary

MeasureTime frame
PFS

Secondary

MeasureTime frame
TTP ORR CR OS safety

Countries

Japan

Contacts

Public ContactYasushi Onishi

Tohoku University Hospital Department of Hematology and Rheumatology

yonishi@med.tohoku.ac.jp022-717-7165

Outcome results

None listed

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