Calves vaccinated before weaning should be revaccinated after weaning.
Vaccinate dairy cows during the dry-off period. Revaccinate annually.
Vira Shield® Vaccines contain the superior Xtend® SP adjuvant for maximum duration and amplitude to antigenic stimulation. University studies have shown 12 month immune stimulation along with 11 month protection against the deadly Type 2 BVD strain 890.
SAFE for pregnant cows during any stage of gestation and calves nursing pregnant cows.