Precaution
Prior anaphylaxis with baker’s yeast; acute severe or moderate illness; protective antibody in only 50% of older adults.
Administration
Single antigen formulation requires 3 doses. With combined hepatitis A and B vaccine, administer 3 doses according to product instructions.
For International Travel
Countries with relevant endemic diseases can be identified at http://www.cdc.gov/travel/contentdiseases.aspx.