Ultrabac 7 w/Somnubac -10ds Pfizer. For use in cattle 3 months of age or older. Prevention of Clostridium chauvoei, specticum, novyi, sordellii, perfringens Types C & D plus Haemophilus somnus infections. Dosage is 5ml injected SQ with a booster dose given 4 to 6 weeks later.