A drug used to treat children with chronic phase chronic myeloid leukemia (CML) that is Philadelphia chromosome positive (Ph+). It is also used to treat adults with certain types of CML and acute lymphoblastic leukemia that are Ph+. It is also being studied in the treatment of other types of cancer. Dasatinib blocks BCR-ABL and other proteins, which may help keep cancer cells from growing. It is a type of tyrosine kinase inhibitor. Also called BMS-354825 and Sprycel.