In an important study, Michael Satlin showed that levoquin prophylaxis prevents bloodstream infections in myeloma patients undergoing autologous transplantation.

Impact of Prophylactic Levofloxacin on Rates of Bloodstream Infection and Fever in Neutropenic Patients with Multiple Myeloma Undergoing Autologous Hematopoietic Stem Cell Transplantation. BBMT Volume 21, Issue 10, October 2015, Pages 1808–1814