Zoetis Resvac 4/Somubac is a bovine respiratory vaccine combining modified live IBR, BVD, PI3, and BRSV with a Haemophilus somnus bacterin. This cattle vaccine comes as a powder for solution (kit) for intramuscular use at 2 mL per dose. A practical choice for beef and dairy herds seeking a trusted bovine vaccine for BRD programs. The 100 ml multi-dose vial supports efficient processing and aligns with livestock health products commonly used in cow herd health plans.