Busfan 60mg Injection is an anti-cancer (antineoplastic/cytotoxic) chemotherapy drug. Busfan 60mg Injection  is an alkyl sulfonate belonging to the class alkylating agent. It is indicated for treating chronic myelogenous leukaemia (type of cancer that causes an increase in white blood cells)) and given as a conditioning regimen before hematopoietic progenitor cell transplantation(A procedure in which a patient receives healthy blood-forming cells (stem cells) from a donor to replace their own stem cells that have been destroyed by treatment with radiation or high doses of chemotherapy). Chronic myelogenous leukaemia is an uncommon type of cancer that affects bone marrow (soft,spongy tissue that produces blood cells for your body). It causes an increase in white blood cell count. The term “chronic” indicates that the disease is slowly developed and extended over a long period of time. The word “Myelogenous” describes the type of blood cells that are affected. It typically affects the older rarely occurs in children though any age group can be affected. Busfan 60mg Injections can cause a severe decrease in bone marrow activity. If you are taking any other medications that decrease the blood cell count, talk to your healthcare professional before taking the medications.