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Vaccination against PD-L1 for patients with smoldering multiple myeloma

Phase IIa trial of PD-L1 peptide vaccination as monotherapy in high risk smoldering multiple myeloma

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2018-003990-93-DK
Enrollment
20
Registered
2018-10-17
Start date
2018-12-12
Completion date
Unknown
Last updated
2021-03-17

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

Conditions

High risk smoldering multiple myeloma. MedDRA version: 20.0 Level: LLT Classification code 10075894 Term: Smoldering myeloma System Organ Class: 100000004864

Interventions

Product Name: PD-L1 (Long1) Pharmaceutical Form: Concentrate for solution for injection INN or Proposed INN: Montanide ISA51 CAS Number: 190396-06-6 Other descriptive name: MONTANIDE ISA51 Concentrati

Sponsors

Department of Hematology, Herlev and Gentofte University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: • Age =18 years • Smoldering multiple myeloma diagnosed 2g/dL ? Free light chain (FLC) ratio > 20 Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 10 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 10

Exclusion criteria

Exclusion criteria: • Non-secretory myeloma • Other malignancies in the medical history excluding basal cell carcinoma of the skin, squamous cell carcinoma of the skin or in situ cervical cancer and patients cured for another malignant disease with no sign of relapse two years after ended treatment. • Significant medical condition per investigators judgement e.g. severe Asthma/COPD, poorly regulated heart condition, insulin dependent diabetes mellitus. • Acute or chronic viral infection e.g. HIV, hepatitis or tuberculosis • Serious known allergies or earlier anaphylactic reactions. • Any active autoimmune diseases e.g. autoimmune neutropenia, thrombocytopenia or hemolytic anemia, systemic lupus erythematosus, scleroderma, myasthenia gravis, autoimmune glomerulonephritis, autoimmune adrenal deficiency, autoimmune thyroiditis etc. • Pregnant and breastfeeding women. • Patients taking immune suppressive medications incl. corticosteroids and methotrexate at the time of enrollment • Psychiatric disorders that per investigator judgment could influence compliance. • Treatment with other experimental drugs

Design outcomes

Primary

MeasureTime frame
Main Objective: The aim of the phase IIa trial is to investigate the rate of response in patients with high risk smoldering multiple myeloma vaccinated with PD-L1 long1.;Secondary Objective: Furthermore, immunogenicity of the vaccine, adverse events, quality of life, time to progression and overall survival will be described.;Primary end point(s): • Overall response rate (ORR);Timepoint(s) of evaluation of this end point: Three months after last vaccination

Secondary

MeasureTime frame
Secondary end point(s): • Immunogenicity of the vaccine (blood and bone marrow) • Incidence of treatment emergent adverse events (TEAE) and patient reported outcomes (PRO) in terms of quality of life (QoL) as well as patient reported adverse events (PRO-CTCAE) • Progression-free survival (PFS) • Time to progression (TTP) • Overall survival (OS) ;Timepoint(s) of evaluation of this end point: Analysis of Immunogenicity, PRO and Adverse events will be performed when the latest enrolled patient has been followed three months after last given vaccine. Analysis of TTP, PFS and OS will be performed at two time points of 48 months and 5 years from the inclusion of the latest enrolled patient.

Countries

Denmark

Contacts

Public ContactClinical Trial Information

Center for Cancer Immune Therapy, Department of Hematology, Herlev and Gentofte University Hospital

nicolai.groenne.dahlager.joergensen.01@regionh.dk

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026