For the vaccination of healthy, susceptible cattle as an aid in the prevention of disease caused by Haemophilus somnus, and as an aid in the reduction of diseases caused by Mannheimia haemlytica and Pasteurella multocida.
Dosage: 2mL dose IM plus a booster 2-4 weeks upon initial vaccination and then a booster dose annually. Calves vaccinated before 6 months of age should be revaccinated at 6 months. 21 day slaughter withdrawal.