Best answer: How effective is the hepatitis B vaccine and how is it given?

How is hepatitis B vaccine administered?

Hepatitis B vaccine should be administered by intramuscular injection. Injection into the buttock is associated with decreased immunogenicity (15–18).

How many years is the hepatitis B vaccine good for?

How long does protection from hepatitis B vaccine last? Studies indicate that immunologic memory remains intact for at least 30 years among healthy people who initiated hepatitis B vaccination at >6 months of age (16).

Do you need all 3 Hep B shots?

Three doses are generally required to complete the hepatitis B vaccine series, although there is an accelerated two-dose series for adolescents age 11 through 15 years.

Who should not take the hepatitis B vaccine?

Who should NOT receive hepatitis B vaccine? People who had a serious allergic reaction to one dose of hepatitis B vaccine should not have another dose of hepatitis B vaccine. People with a history of a serious allergy to yeast should not receive this vaccine.

Can I still get hepatitis B even if I was vaccinated?

The good news is that hepatitis B is vaccine preventable. This means that after you complete the vaccine series, you cannot contract hepatitis B through any modes of transmission; you are protected for life!

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Can you lose hepatitis B immunity?

The duration of immunity after vaccination against HBV is not known. Ten percent of the patients who receive and respond to vaccination lose anti-HBs after 5 years and 50% lose anti-HBs after 10 years.

Who is the hepatitis B vaccine recommended for?

The Centers for Disease Control and Prevention (CDC) recommends hepatitis B vaccine for all persons 0–18 years of age. CDC also recommends hepatitis B vaccination for all adults who are in risk groups for hepatitis B virus infection, as well as for any adults who want to be protected from hepatitis B.

What happens if you don’t complete HEP B vaccine?

If you do not complete the series, you will not have adequate, longterm protection from hepatitis B.

How often should healthcare workers get Hep B vaccine?

The vaccine is given in three doses over a 6 month period (0, 1, and 6 months). It is recommended that health care workers have their hepatitis B surface antibody (HBsAb) level tested 4-6 weeks after completion of the series, to make sure that they have built up protection against HBV.

Do I need a Hep B booster after 5 years?

Those thought to have a continued high risk of infection should consider having a booster after 5 years. Boosters may be needed after exposure to the infection. If you think you have been exposed to hepatitis B please seek medical attention urgently.

How does hepatitis B enter the body?

Hepatitis B is spread when blood, semen, or other body fluids from a person infected with the virus enters the body of someone who is not infected. This can happen through sexual contact; sharing needles, syringes, or other drug-injection equipment; or from mother to baby at birth.

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Why is hepatitis B given first?

The AAP recommend that newborns receive their first dose of the hepatitis B vaccine within the first 24 hours of their life. One reason for this is that it is possible for the birth mother to pass the infection onto the baby, which is known as a perinatal infection.

Does hepatitis B spread through saliva?

Hepatitis B is not spread through sneezing, coughing, hugging, or breastfeeding. Although the virus can be found in saliva, it is not believed to be spread through kissing or sharing utensils.