Hepatitis B half-positive 245 does not need to be intervened, some patients can turn negative by themselves, some patients have this performance for a long time. Surface antibody, e antibody and core antibody are positive, then it suggests that they have been infected with hepatitis B virus in the past and are now in the recovery period. This kind of people have already produced hepatitis B surface antibody, which is immune to hepatitis B virus, and generally do not need any treatment, but can dynamically monitor the quantitative changes of the five indicators of hepatitis B. Some patients are positive for these three indicators, and some of them can turn negative on their own. There are some patients who have these three positive indicators for life, which usually means that they have been infected with hepatitis B virus, but they have completely recovered and produced protective antibodies, so they don’t need to be treated. Therefore, this group of people should pay attention to regular rechecking of the two half-pairs of indicators. There is no need for vaccination or medication.