Help prevent diseases caused by BVD Type 1, PI3, BRSV, IBR, and Mannheimia haemolytica in healthy cattle with Boehringer Ingelheim - Triangle 4+PHK. Administer 5 ml subcutaneously and repeat in 14-28 days. Re-vaccinate annually or before exposure to stress. Calves under 6 months of age should receive a booster at 6 months.