Hepatitis A is inflammation (irritation and swelling) of the liver caused by the hepatitis A virus. You can take several steps to prevent catching or spreading the virus.
The following tips can help reduce your risk of spreading or catching the virus:
The virus may sp
If you have recently been exposed to hepatitis A and have not had hepatitis A before, or you have not received the hepatitis A vaccine series, ask your health care provider about receiving the hepatitis A immune globulin shot.
Common reasons why you may need to receive this shot include:
You will likely get the hepatitis A vaccine at the same time as the immune globulin shot.
Vaccines that protect against hepatitis A infection are available. Hepatitis A vaccination is recommended for all children older than age 1.
The vaccine begins to protect 4 weeks after receiving the first dose. A 6- to 12-month booster is required for long-term protection.
Other people who are at higher risk for hepatitis A and should receive the vaccine include:
Travelers should take the following precautions:
People who work or travel in areas where hepatitis A is common should be vaccinated. These areas include Africa, Asia (except Japan), the Mediterranean, Eastern Europe, the Middle East, Central and South America, Mexico, and parts of the Caribbean.
If you are traveling to these areas in fewer than 4 weeks after your first shot, you may not be fully protected by the vaccine, You can also get a preventive dose of immunoglobulin (IG).
Victor JC, Monto AS, Surdina TY, Suleimenova SZ, Vaughan G, Nainan OV, Favorov MO, Margolis HS, Bell BP. Hepatitis A vaccine versus immune globulin for postexposure prophylaxis. N Engl J Med. 2007;357:1685-1694.
Advisory Committee for Immunization Practices (ACIP) Centers for Disease Control and Prevention (CDC). Recommended immunization schedules for children, adolescents, and adults -- United States, 2010 (accessed November 9, 2010).
Wedemeyer H, Pawlotsky J-M. Acute viral. In: Goldman L, Ausiello D, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 150.
Updated by: George F. Longstreth, MD, Department of Gastroenterology, Kaiser Permanente Medical Care Program, San Diego, California. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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