Engerex B 1 Dose Adult
KSh 2,600.00
Engerix B is a recombinant hepatitis B vaccine used to prevent infection caused by all known subtypes of the hepatitis B virus (HBV). It helps your body develop immunity to the virus. Active Substances: Hepatitis B Surface Antigen (HBsAg) (Recombinant DNA technology)
Vaccine
Suggested Use
Engerix B is primarily used for:
- Immunization against hepatitis B virus infection in adults aged 20 years and older.
- It is part of a vaccination schedule recommended for individuals at risk of hepatitis B exposure, including healthcare workers and those with certain medical conditions.
Dosage:
For adults (20 years and older):
- Initial Series: Three doses of 1 mL each, administered intramuscularly at:
- 0 months
- 1 month
- 6 months
For adults on hemodialysis:
- A series of four doses, with the first two doses given at 0 and 1 month, followed by additional doses at 2 and 6 months, each dose being 2 mL.
Warning
- Contraindications:
- Hypersensitivity to the active substance, any excipients, or yeast (used during production).
- Severe allergic reaction to a previous dose of hepatitis B vaccine.
- Precautions:
- Vaccination should be postponed in individuals with acute severe febrile illness.
- Patients with bleeding disorders or those on anticoagulant therapy should be vaccinated with caution due to the risk of haematoma.
- Limited efficacy in individuals with a compromised immune system (e.g., HIV-positive or undergoing immunosuppressive therapy).
- Side Effects:
- Common: Pain, redness, or swelling at the injection site; mild fever; fatigue.
- Rare: Hypersensitivity reactions, such as rash, anaphylaxis, or angioedema.
- Special Populations:
- Pregnant and breastfeeding women: Use only if clearly needed and after consultation with a healthcare provider.
- Storage:
- Store in a refrigerator at 2 °C to 8 °C. Do not freeze. Protect from light.
Note:
It is important to complete the vaccination schedule to ensure full protection. Consult a healthcare professional for personalized advice and to address any concerns.