Abstract
The first combined hepatitis A and B vaccine has been available in the United States since 2001. The vaccine provides protection against viral hepatitis with rapid seroprotection and lasting immunogenicity. This review outlines the product's components, clinical efficacy and opportunities for use in special circumstances. The vaccine has a good safety profile and has good tolerability. The combined hepatitis A and B vaccine is a well studied vaccine that provides rapid seroconversion with a good safety profile.