However, outbreaks of hepatitis A among unvaccinated people still happen. Older children and adolescents 2 through 18 years of age who were not vaccinated previously should be vaccinated.
Adults who were not vaccinated previously and want to be protected against hepatitis A can also get the vaccine. In addition, a person who has not previously received hepatitis A vaccine and who has direct contact with someone with hepatitis A should get hepatitis A vaccine within 2 weeks after exposure. Tell your vaccine provider if the person getting the vaccine has had an allergic reaction after a previous dose of hepatitis A vaccine , or has any severe, life-threatening allergies. In some cases, your health care provider may decide to postpone hepatitis A vaccination to a future visit.
People with minor illnesses, such as a cold, may be vaccinated. People who are moderately or severely ill should usually wait until they recover before getting hepatitis A vaccine. Soreness or redness where the shot is given, fever, headache, tiredness, or loss of appetite can happen after hepatitis A vaccine.
People sometimes faint after medical procedures, including vaccination. Tell your provider if you feel dizzy or have vision changes or ringing in the ears.
As with any medicine, there is a very remote chance of a vaccine causing a severe allergic reaction, other serious injury, or death. An allergic reaction could occur after the vaccinated person leaves the clinic. If you see signs of a severe allergic reaction hives, swelling of the face and throat, difficulty breathing, a fast heartbeat, dizziness, or weakness , call and get the person to the nearest hospital. The safety of vaccines is always being monitored. For more information, visit the vaccine safety site.
On This Page. Why get vaccinated? Hepatitis A vaccine Talk with your health care provider Risks of a vaccine reaction What if there is a serious problem? Hepatitis A vaccine can prevent hepatitis A. Hepatitis A vaccine. Children need 2 doses of hepatitis A vaccine: First dose: 12 through 23 months of age Second dose: at least 6 months after the first dose Infants 6 through 11 months old traveling outside the United States when protection against hepatitis A is recommended should receive 1 dose of hepatitis A vaccine.
Hepatitis A vaccine is also recommended for the following people: International travelers Men who have sexual contact with other men People who use injection or non-injection drugs People who have occupational risk for infection People who anticipate close contact with an international adoptee People experiencing homelessness People with HIV People with chronic liver disease In addition, a person who has not previously received hepatitis A vaccine and who has direct contact with someone with hepatitis A should get hepatitis A vaccine as soon as possible and within 2 weeks after exposure.
Hepatitis A vaccine may be given at the same time as other vaccines. Talk with your health care provider. Tell your vaccination provider if the person getting the vaccine: Has had an allergic reaction after a previous dose of hepatitis A vaccine , or has any severe, life-threatening allergies In some cases, your health care provider may decide to postpone hepatitis A vaccination until a future visit.
Your health care provider can give you more information. Risks of a vaccine reaction. Soreness or redness where the shot is given, fever, headache, tiredness, or loss of appetite can happen after hepatitis A vaccination.
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For Special Groups. Vaccine Storage and Handling. What is hepatitis A? People who are at increased risk for acquiring HAV infection include the following:.
Travelers to countries that have high or intermediate endemicity of HAV infection. Men who have sex with men MSM. Users of injection and noninjection drugs in other words, all who use illegal drugs. People with occupational risk of exposure non-human primates or researchers handling hepatitis A virus. People who anticipate close contact with an international adoptee coming from a country with high or intermediate endemicity of HAV infection.
People living with HIV infection. People experiencing homelessness, including temporary shelters and other unstable living arrangements. People living in group settings for those with developmental disabilities and other settings where hygiene is difficult to maintain. People who are incarcerated. I thought people with clotting factor disorders were at risk for hepatitis A due to their regular use of blood products. Vaccination Recommendations. Back to top.
What is the best way to prevent HAV infection? Recommended dosages and schedules of hepatitis A vaccines. Age group. Havrix GSK. Combination vaccine using hepatitis A and hepatitis B vaccines. Antigens used. Twinrix GSK. Havrix El. Are HepA vaccine brands interchangeable? All children and adolescents age 2 through 18 years who have not previously received HepA should be vaccinated i.
People living with HIV infection []. Travelers age 12 months and older to areas of the world with intermediate or high HAV endemicity. Infants age 6 through 11 months traveling outside the United States should receive 1 dose when protection against HAV infection is recommended.
Men who have sex with men. Users of illegal drugs, injectable or noninjectable. People who are homeless or in unstable living arrangements, including shelters. Previously unvaccinated people who anticipate having close personal contact with an international adoptee from a country of high or intermediate endemicity during the first 60 days following the adoptee's arrival in the U.
People who work with nonhuman primates or with HAV in a research laboratory setting. People with chronic liver disease including but not limited to people with hepatitis B infection, hepatitis C infection, cirrhosis, fatty liver disease, alcoholic liver disease, autoimmune hepatitis, or an ALT or AST level persistently greater than twice the upper limit of normal.
Any person who wishes to be immune to hepatitis A. HepA vaccination is not routinely recommended for healthcare personnel, food handlers, sewage workers, or day care providers because there is no evidence that their occupational risks of HAV exposure are significantly higher than the general population.
Should we give HepA to a person older than age 18 years who requests it? Explain the details regarding the recommendation for giving HepA vaccine to people who will be in contact with recently adopted children. By what method should hepatitis A vaccine be administered?
Could you please provide more information about Twinrix the combination hepatitis A and B vaccine and the two schedules for its use? Another way to consider this is as follows:. A dose of Twinrix contains a standard adult dose of hepatitis B vaccine and a pediatric dose of hepatitis A vaccine. Any combination of 3 doses of adult hepatitis B or 3 doses of Twinrix is a complete series of hepatitis B vaccine. What is immune globulin IG? Below is a brief summary of the recommendations:.
Preexposure prophylaxis with IG for travel to areas of intermediate or high hepatitis A endemicity:. Infants younger than age 6 months and other travelers for whom HepA vaccine is declined or contraindicated. Previously unvaccinated people with chronic liver disease vaccinated within 2 weeks of departure may consider IG in addition to vaccination, based upon the clinician's risk assessment.
Previously unvaccinated people who are immunocompromised may consider IG in addition to vaccination, based upon the clinician's risk assessment. Side effects usually are mild, and can include a mild fever and soreness or redness at the injection site.
Allergic reactions to the vaccine are rare. Your child may have fever , soreness, and some swelling and redness at the shot site. For pain and fever, check with your doctor to see if you can give either acetaminophen or ibuprofen , and to find out the right dose. Larger text size Large text size Regular text size. What Is Hepatitis A?
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