Application Betulin-PG to increase the voltage of post-vaccination immunity against erysipelas and circovirus infection pigs

Vaccination is not always effective because not enough homogeneous immune response of animals to the introduction of antigen. So you need to use of immunomodulatory drugs, one of which is betulin. Its use during vaccination activates the synthesis of antibodies, increases the activity of immune cells through the activation of blood phagocytic cells of the immune system.