H. somnus bacterin for use in healthy cattle and calves for prevention of disease caused by Haemophilus somnus.
Dosage: 2 ml subcut, repeat in 2-4 weeks. Animals should be vaccinated at 3 months or older. Revaccinate annually. 21 day slaughter withdrawal.
Anaphylactoid reactions may occur. Antidote : Epinephrine.
U.S. Lic. No. 190.