Study of Sapacitabine in Acute Myeloid Leukemia (AML) or Myelodysplastic Syndromes (MDS)

Inclusion Criteria

• Newly diagnosed AML based on WHO classification (Part 1) or previously treated AML or MDS (Part 2)
• Age 70 years or older for whom the treatment of choice is low-intensity therapy by investigator assessment or who has refused intensive induction therapy recommended by investigator (Part 1); age 18 years or older (Part 2)
• ECOG performance status 0-2
• Adequate renal function
• Adequate liver function
• Able to swallow capsules
• Ability to understand and willingness to sign the informed consent form

Exclusion Criteria

• AML is of the sub-type of acute promyelocytic leukemia or extramedullary myeloid tumor without bone marrow involvement
• Known central nervous system (CNS) involvement by leukemia
• Uncontrolled intercurrent illness including
• Known hypersensitivity to decitabine (Part 1) or venetoclax (Part 2)
• Known to be HIV-positive