Can one every 5 years be vaccinated against hepatitis B?

Respond Stanislav Y. Karpov, hepatology, gastroenterology, hepatology and gastroenterology clinic can Medal. But this frequency is hardly justified. Usually immunity lasts 7-10 years. Before re-vaccinated, you should be tested for HBsAb. If they are not detected, then again grafted. Similar question: I have a 2-years ago and discovered hepatitis B. In consequence I have been tested every six months, the fact of having been confirmed, but ...