Pneumococcal Vaccine in Untreated CLL Patients
A Randomized Phase III Trial to Determine Whether Conjugated Pneumococcal Vaccine Can Improve the Immune Responsiveness Compared to Polyclonal Pneumococcal Vaccine in Patients With Untreated Chronic Lymphocytic Leukemia
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Stockholm, Sweden, 14186
- Karolinska University Hospital
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Untreated CLL patients all Rai stages (0 to IV), as early as possible after diagnosis, always before any therapy with monoclonal antibodies and/or chemotherapy
Exclusion Criteria:
- Immunosuppressive therapy planned to start within 1 month
- Other malignancies
- Corticosteroids or other immunosuppressive drugs
- Previous allergic reaction to any vaccination in the past
- Neutropenia (PMNs < 500 cells/mm3)
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Active Comparator: Pneumovax
Pneumovax, 1x 0.5 ml injection
|
23-valent pneumococcal polysaccharide vaccine
|
|
Experimental: Prevenar 13
Prevenar 13, 1x 0.5 ml injection
|
13-valent pneumococcal conjugated vaccine
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Immune response to Pneumovax compared to immune response to Prevenar
Time Frame: 1 month post vaccination
|
1 month post vaccination
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Serotype-specific immunoglobulin G (IgG) antibody levels
Time Frame: 1 and 6 months post vaccination
|
Immune response to Pneumovax vs. Prevenar13
|
1 and 6 months post vaccination
|
|
Levels of opsonophagocytic antibodies (OPA)
Time Frame: 6 months post vaccination
|
Immune response
|
6 months post vaccination
|
|
Serotype-specific IgG antibody levels by ELISA, geometric mean concentrations (GMCs)between arms
Time Frame: 1 and 6 months post vaccination
|
1 and 6 months post vaccination
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Eva Kimby, Professor, Karolinska University Hospital, SE-141 86 Stockholm, Sweden
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Immune System Diseases
- Neoplasms by Histologic Type
- Neoplasms
- Lymphoproliferative Disorders
- Lymphatic Diseases
- Immunoproliferative Disorders
- Leukemia, B-Cell
- Leukemia
- Leukemia, Lymphocytic, Chronic, B-Cell
- Leukemia, Lymphoid
- Physiological Effects of Drugs
- Immunologic Factors
- Heptavalent Pneumococcal Conjugate Vaccine
Other Study ID Numbers
Other Study ID Numbers
- 2009-012642-22
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