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Hepatitis Immunoglobulin (HBIG) - Topic Overview

Hepatitis B immunoglobulin (HBIG) is a solution of antibodies that are able to attach to the hepatitis B viruses and cause them to be destroyed.

An injection of HBIG may help prevent HBV infection if it is given within 14 days of exposure to the virus when you:

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  • Have not been immunized against HBV but have come in contact with the blood or body fluids (semen or vaginal fluids, including menstrual blood) of someone who has hepatitis B.
  • Are being immunized against HBV but have not yet received all three shots in the vaccination series and are exposed to the virus. In most cases, HBIG will prevent infection until the vaccine takes effect.

A dose of HBIG also may be given to babies born to women who have hepatitis B.

HBIG is safe for women who are pregnant or breast-feeding.

HBIG is prepared from blood products obtained from human donors. Human immunodeficiency virus (HIV), the virus that causes AIDS, has never been transmitted by HBIG.

    This information is produced and provided by the National Cancer Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National Cancer Institute via the Internet web site at http:// cancer .gov or call 1-800-4-CANCER.

    WebMD Medical Reference from Healthwise

    Last Updated: October 29, 2012
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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