Chlorambucil (marketed as Leukeran by GlaxoSmithKline)'s a chemotherapy drug that's been mainly used in the treatment of chronic lymphocytic leukemia. It's a nitrogen mustard alkylating agent and can be given orally. In the past, chlorambucil has been used for treating some types of non-Hodgkin lymphoma, Waldenström macroglobulinemia, polycythemia vera, trophoblastic neoplasms, and ovarian carcinoma. It also has been used as an immunosuppressive drug for various autoimmune and inflammatory… (More on Chlorambucil)