HEPATITIS B IMMUNOGLOBULIN P 1sHepatitis B Immunoglobulin P 1s is a specialized injection used for post exposure prevention of Hepatitis B infection. It contains high levels of Hepatitis B antibodies that provide immediate passive immunity, especially for individuals at risk after exposure to the virus. It is often used in healthcare settings, for newborns of Hepatitis B positive mothers, or after accidental exposure to infected blood or body fluids. Uses: Prevents Hepatitis B