Main content Immunoglobulin (IG) for Hepatitis A

    Immunoglobulin (IG) for Hepatitis A



    Why It Is Used

    IG should be given to unvaccinated people at risk of infection with HAV, including:

    • Household and sexual contacts of people diagnosed with Reference hepatitis A Opens New Window.
    • Travelers visiting foreign countries where hepatitis A is a known problem or where sanitary conditions are questionable. More doses of IG are needed every 3 to 5 months. If you frequently travel to or plan to stay for longer than 3 months in a country where hepatitis A is a problem, it is recommended that you receive the hepatitis A vaccine Click here to view a form. (What is a Reference PDF Opens New Window document?).
    • All staff and residents of child care centers, hospitals, residences for the developmentally disabled, prisons, or food service settings where an outbreak of hepatitis A occurs.
    • People who need protection against HAV infection but are allergic to the vaccine.
    • Children younger than age 1 who need to be protected against HAV infection.


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