In adults, 3.2% of patients receiving this drug had at least 1 WBC of 2.8 x 10(9)/L or lower and 2.4% had at least 1 neutrophil count of 1 x 10(9)/L or lower compared to 1.8% and 1.4% of placebo patients, respectively. Of those with a low neutrophil count, only 1 patient ...