Hepatitis A (HAV)
About the hepatitis A vaccine
- The hepatitis A vaccine protects people against the highly contagious hepatitis A virus (HAV).
- The vaccine may be given to children and adults 6 months of age and older who are at increased risk of infection.
- The hepatitis A vaccine is free to people at a higher risk of hepatitis A infection.
- If you may have been in contact with a person infected with hepatitis A, you should receive this vaccine within 2 weeks of exposure to prevent infection.