Engerix-B

Hepatitis B vaccine is a vaccine that prevents hepatitis B.[10] The first dose is recommended within 24 hours of birth with either two or three more doses given after that.[10] This includes those with poor immune function such as from HIV/AIDS and those born premature.[10] It is also recommended that health-care workers be vaccinated.[11] In healthy people routine immunization results in more than 95% of people being protected.&... [wikipedia]