![UltraChoice 7 20ml : 10ds](http://www.heritageanimalhealth.shop/cdn/shop/products/107951_600x.jpg?v=1640652340)
Pfizer - New 2 ml dose 7-way blackleg vaccine containing a special water soluble adjuvant, Stimugen. Protects against Clostridium chauvoei, septicum, novyi, sordelli and Clostridium perfringens Type C & D. Give 2 ml SQ, then booster in 4-6 weeks. Annual booster is recommended. 21 day withdrawal.