Blue Vaccine

Blue Vaccine is a vaccine in Pathologic. It raises level of immunity up to 80% and does small damage to health.

"An enhanced variant of the "organic vaccine". A prophylactic drug based on a weakened culture of the Sand Plague. Tested by volunteers and judged to be suited for distribution. Restores immunity for 4 hours, rendering a person almost completely insusceptible to the effects of the disease."