Vaccination. Hepatitis A is preventable by vaccination. Two vaccines (Havrix, Vaqta) are available, both very safe and effective. They are given in 2 shots, 6 months apart. A combination Hep A - Hep B vaccine (Twinrix) that contains both Havrix and Engerix-B (a hepatitis B vaccine) is also available for people age 18 years and older. It is given as 3 shots over a 6-month period.
The U.S. Centers for...Read more