Study of Dasatinib (BMS-354825) in Patients With Accelerated Phase Chronic Myeloid Leukemia

Inclusion Criteria:

* Subjects with Philadelphia chromosome positive (PH+) or the fused gene BCR/ABL positive (BCR/ABL+) accelerated phase chronic myeloid leukemia (CML) whose disease has primary or acquired hematologic resistance to imatinib mesylate or who are intolerant of imatinib mesylate.
* Subjects must have had prior exposure to imatinib. However, imatinib mesylate does not need to be their most recent CML treatment prior to coming on this study.
* Men and women, 18 years of age or older.
* Adequate hepatic function.
* Adequate renal function.
* Women of childbearing potential (WOCBP) must be using an adequate method of contraception to avoid pregnancy throughout the study and for a period of least 1 month before and at least 3 months after the study in such a manner that the risk of pregnancy is minimized.

Exclusion Criteria:

* Women who are pregnant or breastfeeding.
* Subjects who are eligible and willing to undergo transplantation during the screening period.
* A serious uncontrolled medical disorder or active infection that would impair the ability of the subjects to receive protocol therapy.
* Uncontrolled or significant cardiovascular disease.
* Medications that increase bleeding risk.
* Medications that change heart rhythms.
* Dementia or altered mental status that would prohibit the understanding or rendering of informed consent.
* History of significant bleeding disorder unrelated to CML.
* Concurrent incurable malignancy other than CML.
* Evidence of organ dysfunction or digestive dysfunction that would prevent administration of study therapy.
* Prior therapy with dasatinib (BMS-354825).
* Prisoners or subjects who are compulsorily detained (involuntarily incarcerated) for treatment of either a psychiatric or physical (e.g., infectious disease) illness must not be enrolled into this study.