ONE SHOT BVD is for vaccination of healthy cattle to prevent viremia caused by BVD Types 1 and 2 viruses, and as an aid in preventing respiratory disease caused by BVD virus Types 1 and 2 and bovine pneumonia caused by Mannheimia haemolytica Type A1. A duration of immunity of at least 9 months has been demonstrated against BVD virus Types 1 and 2 respiratory disease.