Engerix-B

ENGERIX-B is a vaccine indicated for immunization against infection caused by all known subtypes of hepatitis B virus. Primary immunization for infants (born of hepatitis B surface antigen [HBsAg]-negative or HBsAg-positive mothers), children (birth through 10 years), and adolescents (aged 11 through 19 years)  consists of a series of 3 doses (0.5 mL each) given on a 0-, 1-, and 6-month schedule. Primary immunization for persons aged 20 years and older consists of a series of 3 doses (1 mL each) given on a 0-, 1-, and 6-month schedule.