Vira Shield 6 plus VL5 is a killed virus vaccine formulated for healthy cattle and heifers to aid in the prevention of IBR BVD Types 1 and 2 PI3 BRSV Vibrio and Leptospira including L hardjo It is safe for use in pregnant cows at any stage of gestation as well as calves nursing pregnant cows helping support reproductive and respiratory health Administer 5 mL subcutaneously to healthy cattle 2 to 4 weeks prior to breeding followed by revaccination with Vira Shield 6 in 4 to 5 weeks Annual revaccination is recommended and a 60 day slaughter withdrawal applies