(Pfizer Animal Health) One Shot BVD protects against bovine virus diarrhea (BVD) Types 1 and 2 and pasteurella (bovine pneumonia, respiratory infection, shipping fever) caused by Mannheimia haemolytica type A1 in cattle. Give 1 ml SQ. May be administered to pregnant cows, or calves nursing pregnant cows, provided cows were vaccinated according to label directions with any Bovi-Shield GOLD FP or PregGuard GOLD FP vaccine within the past 12 months. Heifers must receive at least 2 doses of any Bovi-Shield GOLD FP or PregGuard GOLD FP product, with the second dose administered approximately 30 days pre-breeding. Calves vaccinated before 6 months of age should be revaccinated after 6 months of age or at weaning. Booster is recommended annually or whenever subsequent stress or exposure is likely. One Shot BVD is a modified live vaccine and requires mixing.