Generic Name : Hepatitis A Vaccine Pronunciation : HEP a TYE tis Therapeutic Classification : Immunizing Agents ICD Code : Y59.0
India- Avaxim, Avaxim 80U, Biovac-A Inj, Twinrex Junior Inj, Twinrix Inj, Harvixinj.
International- Havrix, Vaqta. Why it is prescribed (Indications) :
This medication is a vaccine given to individuals over 2 years of age to prevent hepatitis A infection. It stimulates the body to produce antibodies against hepatitis A infection. When it is not to be taken (Contraindications):
Severe immunodeficiency, allergic reaction (e.g., anaphylaxis) after a previous dose of any hepatitis A-containing vaccine, or to any component of Hepatitis A vaccine including neomycin.
Malignant disease being treated with chemotherapy or radiotherapy and for at least 6 months after stopping treatment.
Patients with compromised immune system such as those on high-dose systemic corticosteroids, immunosuppressant or HIV positive.
Dosage & When it is to be taken :
IM- Single dose of 0.5 or 1 ml depending on the product and patient's age. Give booster dose 6-12 months after the initial dose. Give via subcutaneous administration in haemophiliacs. How it should be taken :
It comes as a solution for injection administered by a health care provider into the large muscle. Warnings and Precautions :
*Hepatitis A vaccine becomes effective after a period of at least 2 weeks. A second dose is administered 6 to 12 months after the first dose.
*It should not be used in children younger than 12 months old.
*Alcohol or disinfectant used for cleaning the skin prior to injection should be allowed to evaporate completely before vaccination to prevent vaccine inactivation.
*Caution needed for patients with history of illnesses or infections, blood disorders, immune system disorders, any allergies, pregnancy and breastfeeding. Side Effects :
Central Nervous System- Headache and tiredness.
Local- Redness, soreness, swelling, redness, or warmth at the injection site and indurations at injection site.
Miscellaneous- Loss of appetite, mild fever, nausea and transient soreness.
*For IM injection only. Not for IV or intradermal administration. Storage Conditions :
It is usually handled and stored by a health care provider.
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