36
Participants
Start Date
July 1, 2018
Primary Completion Date
January 30, 2021
Study Completion Date
June 30, 2021
Vaccination with pneumococcal conjugate vaccine (PCV13)
Vaccination with pneumococcal conjugate vaccine - PCV13 (Prevnar 13/Prevenar 13, Pfizer Inc) containing saccharides from serotypes 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F, and 23F individually conjugated to nontoxic diphtheria cross-reactive material. Vaccination regimen: 3 doses monthly, with a booster dose 6 months later.
Standard Antibacterial Prophylaxis
Levofloxacin 500 mg once daily during the median four cycles of treatment by novel agents.
Minsk Scientific Practical Center of Surgery, Transplantation and Hematology, Belarus, Minsk
Belarusian State Medical University
OTHER
Minsk Scientific-Practical Center for Surgery, Transplantation and Hematology
OTHER_GOV