Pregnant sows are injected with the vaccine in the upper third of the neck in a dose of 2 ml, twice – 50-55 days and 25-30 days before parturition.
They are revaccinated 25-30 days before the next birth, 2 ml, once.
Piglets are vaccinated from 14 days old, 2 ml, intramuscularly, twice, with an interval of 21-24 days. They are revaccinated once at the age of 4 months with a dose of 2 ml.