You can only receive the combination vaccine if you’re 18 years or older. The hepatitis a vaccine, available as havrix or vaqta, is given in two doses at least six months apart and is commonly recommended for travelers and children over 12 months. Both hepa vaccines are available in pediatric and adult formulations. There are 2 hepatitis a vaccines and 1 combination hepatitis a and hepatitis b vaccine available in the united states All hepatitis a vaccines are inactivated vaccines, which means they contain a piece of the hepatitis a virus that does not cause infection. Recommended vaccines additional resources protect your child from hepatitis a what is hepatitis a
Hepatitis a is a disease of the liver caused by the highly contagious hepatitis a virus Hepatitis a vaccine is a vaccine that prevents hepatitis a [2][3] it is effective in around 95% of cases and lasts for at least twenty years and possibly a person's entire life [4] if given, two doses are recommended beginning after the age of one [2] it is given by injection into a muscle [2] the first hepatitis a vaccine was approved in the european union in 1991, and the united states.
These vaccines protect only against the hav. There are five main hepatitis viruses that cause inflammation of the liver, but the a, b and c types are most prevalent in the united states. Hepatitis a vaccines are highly effective in preventing hav infection
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