Which hepatitis virus has a vaccine available for healthcare workers?

Hepatitis B is the virus for which a vaccine is available, particularly relevant for healthcare workers who may be at increased risk of exposure. The hepatitis B vaccine is effective in preventing infection and is widely recommended as part of occupational health protocols for those working in healthcare and related fields.

The vaccine typically involves a series of three injections that stimulate the immune system to produce antibodies against the virus, providing immunity. This has significantly reduced the incidence of hepatitis B infections among healthcare workers and has become a standard precautionary measure to ensure safety in medical settings.

Other hepatitis viruses mentioned do not have similar vaccines. For example, while there is a vaccine for hepatitis A, it is less critical for healthcare workers compared to hepatitis B, which has a higher risk of transmission in clinical environments. Hepatitis C does not have a preventative vaccine available, and although there is a hepatitis D virus, it only occurs in individuals already infected with hepatitis B. Thus, the focus on hepatitis B vaccination is essential for protection against a virus that poses a significant occupational hazard in the healthcare field.