The treatment of acute T-lymphoblastic leukemia includes supportive therapy, drug therapy, bone marrow transplantation, immunotherapy and so on. 1. Supportive therapy: it includes infection prevention and treatment, improvement of anemia, bleeding prevention and treatment, prevention of hyperuricemia, and correction of electrolyte disorders. Drugs include levofloxacin, aminoglycolic acid, allopurinol extended-release capsules, calcium acetate capsules and so on. 2. Drug therapy: common drugs include cyclophosphamide, idarubicin, vinblastine and so on. 3. Bone marrow transplantation: Bone marrow transplantation is one of the common methods in the treatment of acute T-lymphoblastic leukemia. 4. Immunotherapy: Cetanilamide and carT cell therapy have been used in clinical treatment of the disease. There are many treatment methods for acute T-lymphoblastic leukemia, and the treatment process should be carried out under the guidance of physicians.