Hepatitis A Vaccine immunity Survive 10 years

Kompas.com -children aged less than two years to get hepatitis A vaccine will have immunity to the virus hepatitis A with up to 10 years.

Hepatitis A is a virus that causes inflammation in the liver. The Virus is commonly found in the area so that the virus sanitasinya bad easily transmitted through contaminated water and food.

Researchers from the Centers for disease control and Prevention (CDC) found US, antibody-derived hepatitis A mother to her child will not reduce the effectiveness of the vaccine in infants are routinely given at age 12 months to 18 months.

In the implementation of the research, the researchers tested nearly 200 children and babies born healthy in enough months and 6 years of age. The children were divided into three groups based on their age. The first group is the infant 6-12 months of age, toddlers age 12 months to 18 months, and toddlers ages 15 months to 21 months. The children's mother was also tested hepatitis A antibodies.

Antibody levels measured when children ages 1 month and 6 months. Their health continues to follow until the age of 3, 5, 7, and 10 years after the children had received the second dose of hepatitis A vaccine.

Research shows, one month after receiving a second dose of vaccine, children from all groups have virus protection. At 10 years of age, most children still have immunity from the virus.

The researchers noted, 7 per cent of children aged 6-12 months born from mothers who have no antibodies to hepatitis A does not keep protection from viruses contained in the vaccine. In addition, 11 percent of this group of children whose mother has antibodies to hepatitis A also lost kekebalannya.

In addition, about 4 percent of children aged 15-21 month born of women who do not have antibodies to hepatitis A, kekebalannya against viruses don't survive until 10 years.

"Our Research Results indicate that hepatitis A vaccine effect lasted until 10 years after the granting of the first vaccine. Therefore the results of this study support the granting of vaccines during the Guide twice and started since they were 12 months old, "said Chief researcher Dr. Umid Sharapov.