Treatment of hepatitis A. Generally, hepatitis A is self-limiting and treatment is mainly based on liver-protective therapy and supportive therapy. During hepatitis A, first of all, adequate caloric support should be given, and if liver function is significantly abnormal, the application of liver-protective drugs can be considered for static dosing, while patients should be allowed to take rest and cooperate with treatment. For hepatitis B, treatment is mainly to remove the hepatitis B virus, commonly used antiviral drugs for hepatitis B mainly include two kinds, one is interferon drugs, including long-acting interferon and short-acting interferon, long-acting interferon is played once a week, 180μg, subcutaneous injection. Short-acting interferon is given once every other day and is injected subcutaneously. Oral drugs include nucleoside analogues, currently commonly used are entecavir, tenofovir, etc.