First Defense - Bolus Capsule - 30 dose

2300112C
  • Sale
  • Regular price $345.99
Shipping calculated at checkout.


Instantly deliver the passive antibodies newborn calves need to prevent scours. Jump straight to antibody protection while removing reliance on the common variable vaccine response of dam- and calf-level vaccines. One First Defense Bolus dose administered at birth gives each calf a guaranteed level of protection from E. coli and coronavirus infections.