The Hepatitis A vaccine protects against the Hepatitis A virus (HAV) that can cause infection and damage to the liver. The disease can often be spread from contaminated food and water or from person to person. Hepatitis A can be serious and sometimes cause permanent damage, fortunately, it is also preventable with vaccination.
Dosage & Instructions
The Hepatitis A vaccine is given as 2 shots, six months apart, and completion of both is needed for full protection. People that have been partially vaccinated should make up for missed doses. A single shot of the Hepatitis A vaccine may even offer protection 2 weeks after exposure.
An immunization record is highly suggested for proper dosing.
Most people experience long-term protection with the completion of a course.
Routine immunization: travel vaccination is also recommended for visits to high-risk regions.