Acute lymphoblastic leukemia, which is acute lymphoblastic leukemia, can be treated with supportive therapy while receiving chemotherapy, bone marrow transplantation, and immunotherapy. 1. Supportive treatment: mainly for infection control, improving anemia, bleeding control, preventing hyperuricemia and correcting electrolyte balance. Drugs include levofloxacin, aminoglycolic acid, allopurinol extended-release capsules and so on. 2. Chemotherapy: it is an important means of treatment for acute lymphoblastic leukemia, which can be divided into two stages, namely, induced remission treatment as well as treatment after remission. The drugs include cyclophosphamide, vincristine and so on. 3. Bone marrow transplantation: acute lymphoblastic leukemia can be treated by bone marrow transplantation. 4. Immunotherapy: It can be treated by immunotherapy, such as CarT cell therapy and cidaphenamide. There are many treatments for acute lymphoblastic leukemia, and the drugs need to be used under the guidance of physicians.