GeneVac-B Adult Vaccine

### GeneVac-B Adult Vaccine **PRODUCT DESCRIPTION:** GeneVac-B is a recombinant DNA hepatitis B vaccine designed to prevent infection caused by the hepatitis B virus (HBV). It contains a purified protein derived from the HBV surface antigen. The vaccine is effective in developing immunity against hepatitis B, a virus that can lead to chronic hepatitis, liver cirrhosis, and liver cancer. **ACTIVE INGREDIENT:** – **Hepatitis B Vaccine (rDNA) (20 mcg)**: This vaccine formulation includes 20 micrograms of the hepatitis B surface antigen (HBsAg) produced using recombinant DNA technology. It stimulates the immune system to produce antibodies against the hepatitis B virus. **INDICATIONS:** GeneVac-B is indicated for: – Active immunization against hepatitis B virus infection in adults, as well as adolescents. – It is advised for individuals at risk of hepatitis B infection, including healthcare workers, individuals with multiple sexual partners, and those traveling to areas with high rates of HBV. **DOSAGE AND ADMINISTRATION:** – **Dosage**: The recommended dosage for adults is typically 20 mcg administered via intramuscular injection. – **Immunization Schedule**: The standard vaccination schedule consists of three doses: – The first dose is given at a chosen date. – The second dose is administered 1 month after the first dose. – The third dose is given 6 months after the first dose. **SIDE EFFECTS:** GeneVac-B is generally safe and well-tolerated, but some common side effects may include: – Pain, redness, or swelling at the injection site – Fatigue – Mild fever – Headache – Muscle or joint pain Serious side effects are rare but can include severe allergic reactions. Patients should seek immediate medical attention if they experience symptoms such as difficulty breathing, swelling of the face or throat, or a rapid heartbeat. **IMPORTANT NOTES:** – **Immunity Development**: The vaccine may take several weeks to develop protective antibodies. It is crucial to complete the vaccination schedule for optimal protection. – **Monitoring Immunity**: In certain high-risk individuals, measuring antibody levels post-vaccination may be recommended to confirm adequate immune response. – **Not for Active Infection**: This vaccine is not intended for the treatment of hepatitis B infection nor is it effective once a person has become infected with the virus. **RECOMMENDATIONS:** – **Consult Healthcare Provider**: Individuals should discuss their medical history with their healthcare provider to determine if vaccination is appropriate, especially for those with a compromised immune system or allergies to vaccine components. – **Continuous Protection**: It is advisable to follow up with healthcare providers regarding the need for booster doses in line with immunization guidelines. ### Summary: GeneVac-B (Hepatitis B Vaccine, rDNA, 20 mcg) provides essential protection against hepatitis B virus infection. Completing the vaccination series as recommended is critical for achieving long-term immunity and reducing the risk of HBV-related health complications. Keeping in touch with healthcare professionals ensures appropriate management and monitoring of vaccination efforts.