WBC < 3.0 x 109/ l or ANC < 1.5 x 109/ l or platelets < 75.0 x 109/ l) prior to the first treatment Following Vidaza treatment, if the decrease in WBC or ANC or platelets from that prior to treatment is less than 50%, or greater than 50% but with an improvement in any cell line differentiation, the next cycle should not be delayed and no dose adjustment made.