Leukeran is a prescription medication used to treat certain cancers in dogs and cats such as lymphocytic leukemia ovarian cancer multiple myeloma and lymphoma It is also used in some immune mediated conditions While Leukeran is not a cure it may help to reduce the severity and spreading of these diseases Please note Leukeran must be refrigerated and will be shipped overnight automatically Shipping costs are reflected in the price of the productOther products from PetCareRx