Who is considered an appropriate candidate for HBV vaccination?

An unimmunized adult who requests to be vaccinated is considered an appropriate candidate for HBV (Hepatitis B virus) vaccination because the vaccine is specifically designed to protect individuals who are at risk of contracting the virus. This includes anyone who has not previously been vaccinated and seeks to reduce their risk of infection.

The Hepatitis B vaccine is safe and effective, and it is recommended for all individuals who have not been vaccinated, especially those at higher risk for exposure to the virus, including healthcare workers, those in contact with infected individuals, and individuals with certain lifestyle factors. By vaccinating unimmunized adults who express interest in receiving the vaccination, healthcare providers can help to prevent the potential spread of Hepatitis B and improve public health outcomes.

In contrast, the other options describe situations that either involve individuals who may already be infected with the virus or those who do not necessarily require vaccination. For instance, a food handler who is positive for anti-HBs indicates previous vaccination or recovery from Hepatitis B infection, which typically confers immunity. An individual traveling to western Europe likely has a low risk of encountering Hepatitis B in that area and may not be a priority for vaccination compared to others. Lastly, an injection drug user who is positive for HBs