Second liver vaccine cent wants two kinds of needle and 3 needles only

Hepatitis B vaccine is divided into as long as the vaccination of one shot or three shots. Usually one shot of vaccine on the body immune stimulation is less than three shots of vaccine, while the body surface antibody concentration is low. Three shots of hepatitis B vaccine, can continuously stimulate the body to produce protective antibodies, so antibody concentration is higher than the normal vaccination of one shot of the crowd.