Der er set forbigående trombocytopeni (trombocytter < 100 x 109/ l) efter administration af filgrastim og leukaferese hos 35% af de undersøgte forsøgspersoner.
Transient thrombocytopenia (platelets < 100 x 109/ l) following filgrastim administration and leukapheresis was observed in 35% of subjects studied.