(Pfizer Animal Health) Bovi-Shield Gold BVD is for the vaccination of healthy cattle as an aid in preventing respiratory disease caused by bovine virus diarrhea (BVD) Types 1 and 2. Give 2 ml SQ or IM. When administered SQ, duration of immunity has been demonstrated to be at least 9 months. Bovi-Shield Gold BVD is safe for pregnant cows or calves nursing pregnant cows, providing they were vaccinated according to label directions with any Bovi-Shield Gold FP or Preg-Guard Gold FP vaccine within the past 12 months. Calves vaccinated before 6 months of age should be revaccinated after 6 months of age or at weaning. Annual booster is recommended. Modified live, requires mixing.