:  Hepatitis B is a disease that requires constant care. Infection is associated at all stages of life in all countries of the world, and a large percentage of people infected with hepatitis B have not been diagnosed while they are exposed to the risk of serious illness and death. This study sought to address the gap between the current and optimal diagnosis of hepatitis B in the primary care clinic, and to reveal the role What we play is caring for patients with this infection by nurses, laboratory specialists, and pharmacists who specialize in giving medications to patients with hepatitis B. introduction : Hepatitis B vaccine is a vaccine that ensures prevention of hepatitis B infection. The vaccine contains one of the virus's envelope proteins, which is the antigen found on the outer surface of the B virus (HBsAg). It is made by yeast cells, which contain the genetic code for HBsAg. A course consisting of (3) doses, the second to be taken at least one month after the first dose and the third to be taken six months after the first dose. The immune system then creates antibodies to HBsAg in the blood. Antibodies to HBsAg are known as anti-HBsAg