Hepatitis B surface antigen 250ng/ml is higher than the normal value, you can further check the hepatitis B five, it is recommended to timely diagnosis and treatment under the guidance of a doctor. Hepatitis B surface antigen is one of the five tests of hepatitis B, its normal value is generally less than 0.18ng/ml, if more than 0.18ng/ml indicates that infected with hepatitis B virus, and need to further do the five tests of hepatitis B to confirm the diagnosis. Hepatitis B penta test refers to Hepatitis B surface antigen, Hepatitis B surface antibody, Hepatitis B e antigen, Hepatitis B e antibody, and Hepatitis B core antibody. Hepatitis B disease can be diagnosed through the Hepatitis B penta test, and nucleoside analogs such as entecavir and interferon such as interferon ~ alpha and other medications can be used for treatment after diagnosis. Hepatitis B surface antigen 250ng/ml is higher than the normal value, need to carry out hepatitis B five tests, suggest timely diagnosis and treatment under the guidance of doctors.