Modified live virus for the vaccination of healthy cattle 1 week of age or older as an aid in the prevention of disease caused by IBR, BRSV and PI3. For intranasal use only. Designed with an IBR that is not temperature-sensitive, so the vaccine will replicate and protect in a moderate to high temperature environment. Demonstrated a duration of immunity of 6-1/2 months for IBR, 11 weeks for BRSV and 3 months for PI3
