The pharmacogenetics of ABCB1 have been widely analyzed in AML patients (Table 2), especially ABCB1 3435C>T (rs1045642), 2677G>A/T (rs2032582) and 1236C>T (rs1128503) polymorphisms [13,16,19,20,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69]. The gene discussed is ABCB1; the disease is acute myeloid leukemia.