HEPATITIS B VACCINE

What the Product Is

The Hepatitis B vaccine is a non-infectious, recombinant DNA vaccine. It contains a small part of the Hepatitis B virus (a surface protein) that is used to "teach" your immune system how to recognize and destroy the actual virus if you are ever exposed. It does not contain the live virus, so it is impossible to catch Hepatitis B from the vaccine.

What it Treats

This vaccine is primarily indicated for the prevention of the Hepatitis B virus (HBV) infection. It is used to protect against:

• Chronic Liver Disease: Long-term infection that can lead to cirrhosis (scarring of the liver).

• Liver Cancer: Hepatitis B is a leading cause of primary liver cancer worldwide.

• Acute Infection: Severe illness occurring shortly after exposure, which can cause jaundice, extreme fatigue, and nausea.

• Hepatitis D: Because the Hepatitis D virus can only survive in the presence of Hepatitis B, this vaccine effectively prevents both.

Dosage and Schedule

To ensure lifelong immunity, a full series must be completed. The schedule varies by age and risk:

• Infants: Typically given as a 3-dose series starting at birth, then at 6 weeks and 14 weeks (often as part of the Hexaxim 6-in-1 vaccine).

• Adults (Standard Schedule):

  • First Dose: At elected date.

  • Second Dose: 1 month after the first dose.

  • Third Dose: 6 months after the first dose.

• Accelerated Schedule: For those traveling urgently to high-risk areas, a 0, 7, and 21-day schedule may be used, with a booster at 12 months.

How it is Administered

As a clinical procedure, the Hepatitis B vaccine is handled by healthcare professionals:

1. Route: Administered via intramuscular injection. In adults, it is given in the deltoid (upper arm). In infants, it is given in the anterolateral thigh.

2. Cold Chain: Must be stored in a refrigerator between 2°C and 8°C. If the vaccine is accidentally frozen, it must be discarded as it loses its potency.

3. Observation: Patients should remain under observation for 15 minutes post-injection to monitor for any rare allergic reactions.

Key Ingredients or Active Substance

The safety of the Hepatitis B vaccine is due to its purified components:

• HBsAg (Hepatitis B Surface Antigen): A purified protein produced by yeast cells using recombinant DNA technology.

• Adjuvant (Aluminum Hydroxide): Added to help the body create a stronger and longer-lasting immune response.

Who it's Suitable For

• Indicated For: All infants, children, and unvaccinated adults.

• High-Risk Groups: Healthcare workers, individuals with multiple sexual partners, people with chronic kidney or liver disease, and travelers to high-prevalence regions (including many parts of West Africa).

• Precautions: If you have a severe fever or acute illness, it is best to postpone the injection until you have recovered.

• Contraindications: Not for individuals with a known severe allergy to yeast or any component of the vaccine.

FAQ

Q: How do I know if the vaccine worked?

A: For high-risk individuals (like healthcare workers), a "titer test" (Anti-HBs blood test) can be done 1–2 months after the final dose to confirm that the body has produced enough antibodies.

Q: If I missed my second dose months ago, do I have to start over?

A: No. In most cases, you simply pick up where you left off. You do not need to restart the entire series, but you should get the remaining doses as soon as possible.

Q: Is it safe for pregnant women?

A: Yes. The Hepatitis B vaccine is considered safe during pregnancy and is often recommended for pregnant women who are at risk of infection to protect both the mother and the baby.

Where to Get the Vaccine

You can access the Hepatitis B Vaccine at Sanlive Pharmacy and Stores. We maintain rigorous cold chain management to ensure every dose is 100% effective. Whether you need a single booster or are starting the full 3-dose series, our professional team is ready to assist.

Clinical Services in Lagos and Abuja

Sanlive Pharmacy provides professional vaccination and screening services. We also offer Hepatitis B Surface Antigen (HBsAg) screening to confirm your status before vaccination, ensuring you receive the most appropriate care for your health.

Protect your liver health today. Contact Sanlive Pharmacy to book your Hepatitis B screening or vaccination.