First Defense® Tri-Shield® Gel Box of 12

First Defense® Tri-Shield® Calf Scours Prevention Gel for Beef or Dairy Calves Available in Boxes of 12 First Defense® Tri-Shield® combines the same great technology and ingredients found in the other First Defense® products, along with rotavirus protection.  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. Additional products from the First Defense® line available here:  https://bit.ly/FirstDefenseBolus https://bit.ly/FirstDefenseBulkPowder For more information, the science behind the product, and in-depth resources on calf health, visit the First Defense® Calf Health website at:  First Defense (firstdefensecalfhealth.com)