Revac-B Plus Adult Vaccine

### Revac-B Plus Adult Vaccine **PRODUCT DESCRIPTION:** Revac-B Plus is a recombinant DNA vaccine specifically formulated for the prevention of hepatitis B virus (HBV) infection in adults. It contains the hepatitis B surface antigen (HBsAg), which is produced through recombinant DNA technology, thus ensuring an effective immune response that helps protect against HBV. **ACTIVE INGREDIENT:** – **Hepatitis B Vaccine (rDNA) (20 mcg**): Each dose contains 20 micrograms of hepatitis B surface antigen, which is crucial for the body’s immune response against HBV. **INDICATIONS:** Revac-B Plus is indicated for: – Active immunization of adults against hepatitis B virus infection. – Particularly recommended for individuals at increased risk of exposure to HBV, such as healthcare workers, individuals with multiple sexual partners, those with a history of intravenous drug use, and people with chronic liver disease or exposure to contaminated blood. **DOSAGE AND ADMINISTRATION:** – **Dosage**: The standard dose for adults is typically 20 mcg administered via intramuscular injection. – **Immunization Schedule**: The vaccine is usually given in a series of three doses: – The first dose at a chosen date. – The second dose 1 month after the first dose. – The third dose 6 months after the first dose. **SIDE EFFECTS:** Revac-B Plus is generally considered safe and well-tolerated. Common side effects may include: – Pain or soreness at the injection site – Redness or swelling at the injection site – Low-grade fever – Fatigue – Headache – Muscle aches Serious adverse effects are rare but can occur. Severe allergic reactions, such as difficulty breathing or swelling of the face and throat, would require immediate medical attention. **IMPORTANT NOTES:** – **Delayed Immunity**: Protection may not be immediate after vaccination. It typically takes time for the body to develop immunity; therefore, individuals are advised to avoid high-risk activities until their vaccination series is complete and adequately monitored for immunity. – **Follow-up Testing**: In some cases, particularly in high-risk groups, post-vaccination testing may be recommended to ensure that adequate immunity has been developed (checking for HBsAb levels). – **Not for Treatment**: This vaccine is not indicated for the treatment of existing hepatitis B infection. **RECOMMENDATIONS:** – **Consultation with Healthcare Providers**: Adults considering vaccination should discuss their vaccination history and risk factors with a healthcare provider to establish the appropriateness of Revac-B Plus. – **Immunization Record Keeping**: Individuals should maintain a comprehensive vaccination record, including completion of doses and any further booster doses recommended in the future. ### Summary: Revac-B Plus Adult Vaccine is an important tool in preventing hepatitis B virus infection among adults, especially those at higher risk. Following the recommended vaccination schedule and maintaining communication with healthcare professionals ensures optimal protection and contributes to overall public health.