1. Overview: This product is a purified form of hepatitis B virus surface antigen (HBsAg) expressed by recombinant Hansenula polymorpha, combined with aluminum adjuvant.
2. Composition and Properties: It is a milky white suspension liquid that may separate due to precipitation and can be easily dispersed. Active ingredients: Hepatitis B virus surface antigen. Excipients: Aluminum hydroxide, sodium chloride.
3. Target Population: This vaccine is suitable for individuals aged 16 and above who are susceptible to hepatitis B. Especially for medical workers and laboratory personnel who come into contact with blood.
4. Function and Application: After vaccination, it can stimulate the body to produce immunity against hepatitis B virus. It is used for the prevention of hepatitis B.
5. Specifications: Each bottle contains 0.5ml. Each single dose for human use is 0.5ml, containing 20μg of HBsAg.
6. Immunization Schedule and Dose: (1) Intramuscular injection in the deltoid muscle of the upper arm. (2) The immunization schedule consists of 3 doses, administered at 0, 1, and 6 months, with each single dose being 20μg/0.5ml.