A drug that destroys cancer cells by acting on the bone marrow. It is administered by mouth, mainly in the treatment of chronic myeloid leukemia. It may cause blood disorders producing bleeding.
A drug used almost exclusively to treat chronic myeloid leukaemia; it is given by mouth. Excessive suppression of myelocytes may lead to irreversible damage to bone marrow and therefore to the manufacture of blood cells; frequent blood counts are necessary to check on the numbers of red and white cells.