WHAT YOU NEED TO KNOW: What is the hepatitis A vaccine? The vaccine is an injection that helps protect your child from the virus that causes hepatitis A. Hepatitis A is a serious liver disease. The virus is usually spread by person-to-person contact or through food and liquid contaminated with the virus. The vaccine is given in 2 doses. The second dose is given at least 6 months after the first. The hepatitis A vaccine can be given with other vaccines. Should my child get the hepatitis A vaccine? The vaccine is usually given when children are 12 to 23 months, but older children can also receive the vaccine. - Your adolescent should get the vaccine if:
- He is a male who has sex with other males
- He uses illegal drugs
- Your child or adolescent should get the vaccine if:
- He will be traveling to an area where hepatitis A is common
- He has a chronic liver disease
- He is being treated with clotting factor concentrates
- He was exposed to hepatitis A within the past 2 weeks
Who should not get the hepatitis A vaccine or should wait to get it? If your child is sick, wait to get the vaccine until his symptoms go away. Do not let him get a second dose if he had a severe allergic reaction to the first dose. What are the risks of the hepatitis A vaccine? The area where your child got the shot may be sore or tender. This is usually mild and goes away in a few hours. He may also have a headache or loss of appetite, or feel tired for up to 2 days. He may have an allergic reaction to the vaccine. This can be life-threatening. If your child has severe allergies, including to latex, ask if the vaccine contains ingredients that can trigger an allergic reaction. Call 911 for any of the following: - Your child has signs of a severe allergic reaction, such as trouble breathing, hives, or wheezing.
When should I seek immediate care? - Your child has a high fever or any behavior changes that concern you.
When should I contact my healthcare provider? - You have questions or concerns about the hepatitis A vaccine.
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