Description
What is the Hepatitis A Junior Vaccine?
The Hepatitis A Junior Vaccine is an inactivated virus vaccine designed to protect children against Hepatitis A, a contagious liver infection caused by the Hepatitis A virus (HAV). The vaccine stimulates the immune system to produce antibodies that provide long-term immunity against the virus.
Key Information:
- Brand Names: Havrix Junior, Vaqta Pediatric, Avaxim Junior
- Type: Inactivated (killed) virus vaccine
- Dosage: Typically 0.5 mL per dose
- Age Group: Recommended for children 12 months to 17 years
- Administration: Given as an intramuscular injection, usually in the upper arm or thigh
- Schedule:
- Two-dose series (First dose followed by a booster after 6-12 months for long-term protection)
Who Should Get This Vaccine?
- Children traveling to countries with high rates of Hepatitis A
- Those at risk due to poor sanitation or contaminated food/water exposure
- Children with chronic liver diseases
Side Effects:
- Mild: Soreness at the injection site, mild fever, fatigue
- Rare: Allergic reactions (hives, difficulty breathing)
Effectiveness:
- Provides 95% protection after the first dose and 99% after the booster dose
- Long-term immunity can last 20 years or more
Precautions:
- Avoid if allergic to vaccine components
- Delay vaccination if the child has a severe illness with fever
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