Disclosed are methods are of treating acute myeloid leukemia (AML) comprising administering an effective amount of a first AML therapeutic and an effective amount of a second AML therapeutic. Also disclosed are methods of treating AML comprising administering an effective amount of a first AML therapeutic conjugated to N-(2-hydroxypropyl)methacrylamide (HPMA) copolymer. Also disclosed are methods of treating AML comprising administering an effective amount of a first AML therapeutic conjugated to HPMA copolymer, wherein the first AML therapeutic conjugated to HPMA copolymer comprises a HPMA copolymer backbone comprising at least two HPMA copolymer segments connected by a degradable peptide sequence.