☆ What items should be checked before taking interferon? 1, to understand the degree of hepatitis B disease itself: blood routine, AFP, ultrasound, liver hardness test, the presence of cirrhosis, liver cancer situation. 2, to understand whether there is at the same time with hepatitis C, hiv infection. 3, to understand whether there are other diseases that can not use interferon: such as autoimmune diseases, thyroid disease, heart, kidney, lung, eye disease. 4, the amount of hepatitis B virus, surface antigen quantification, e antigen quantification for post-treatment control. ☆ What do I need to check during the interferon injection? What is the frequency of the examination? 1. Relatively more tests were done every 3 months. Liver function, biochemistry, autoimmune antibodies, thyroid function, virus (related indicators) ultrasound: to observe the effect of treatment, the presence or absence of payment effects, and changes in the disease itself. 2, once a month blood routine. 3.Special cases plus related tests.