IBR, PI3, BRSV (MLV), Lepto 5 Bacterin, BVD Types 1 & 2 For the vaccination of healthy cattle, including pregnant cows and heifers. Offers fetal protection. Also calves of any age, as an aid in the prevention of IBR BVD Types I & II, PI3, BRSV amd 5 common strains of Lepto. Inject SQ a 5 mL dose followed by a second dose 3 weeks afterward. For an aid in preventing IBR-induced abortion and PI BVD calves.Administer 5 weeks and 2 weeks prior to the breeding. Calves vaccinated under 6 mos of age should be vaccinated again after 6 mos. Revaccinate annually.