Patient: examination and laboratory tests: blood sugar over 20, tuberculosis Treatment: after using free tuberculosis medicine from the hospital and self-purchased glucose-lowering medicine the patient had no appetite and vomited. One month of medication history: diabetes combined with tuberculosis How to treat better. Nanjing Chest Hospital Emergency Department Wang Shengwei: must control the blood sugar level, blood sugar level above 20, whether fasting or after meals, are too high, it is best to control around 10, it is recommended to use insulin to control blood sugar, on the one hand, the effect of blood sugar control is better, on the other hand, the impact on liver and kidney function are small, the only disadvantage is not as convenient as oral hypoglycemic drugs, the treatment of diabetes combined with tuberculosis to be more than The only disadvantage is that it is not as convenient as oral hypoglycemic drugs. The treatment of diabetes combined with tuberculosis is more difficult than usual tuberculosis, and it is difficult to control tuberculosis if blood sugar is not well controlled.