First Defense - Tri-Shield Calf Scours, 30gm

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First Defense Tri-Shield One-Time Preventative Treatment for Newborn Calf Scours, 30gm

A single-dose gel tube of Tri-Shield administered at birth, along with maternal colostrum, has been proven effective in third-party research to provide passive immunity against K99+ E. coli, bovine coronavirus, and rotavirus infections.