The Hepatitis B penta test includes surface antigen, surface antibody, е antigen, е antibody, and core antibody, which are used to detect whether a patient is infected with the Hepatitis B virus as well as the nature of the virus, and the patient should be fasted before the test, and should not be taking medication. The Hepatitis B penta test consists of five items: surface antigen, surface antibody, as well as е-antigen, е-antibody yellow and core antibody, which are mainly used to detect the Hepatitis B virus in the clinic. At the same time, surface antigen is mainly used to detect the presence of hepatitis B virus in the patient’s body, surface antibody is used to detect whether there is any protection, е antigen is used to detect whether the virus replicates in the patient’s body and is infectious, е antibody is used to detect whether the virus replicates with inhibition, and core antibody is mainly used to detect whether the patient is infected with the hepatitis B virus. Patients should fast before the Hepatitis B P5 test and should not take any medications to prevent the test results from being affected. Hepatitis B pentameter is used to detect the hepatitis B virus, and patients who have abnormal results after the test should consult a doctor in time to avoid delaying the treatment.