1. Liver function test: generally includes the protein metabolism function of the liver and the bilirubin and bile acid metabolism function, as well as the enzyme index test, lipid metabolism function test, liver excretion test, and the detoxification function test, etc., and all these tests are not affected by the factors such as entecavir. 2. Abdominal ultrasound examination: generally include abdominal liver, gallbladder, pancreas, spleen and both kidneys, and liver scanning in the abdominal ultrasound examination occupies a more important position, can observe the strength of the liver parenchymal echo and whether there is a space-occupying disease in the liver, these tests will not be affected by the factors of the drug. In addition, the application of entecavir dispersible tablets carries certain risks, and patients need to be guided by a specialist.