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*Improved immune function
Helps support lean tissue growth
bartonellosis
220 lb (100 kg) 10 mL
First Defense Tri-Shield Size:Single *Improved immune functionFirst Defense Tri Shield First Defense Tri Shield is a colostrum derived boost for newborn calves that aids in the reduction of scours caused by K99 E. coli and bovine coronavirus, while also reducing severity and duration of scours caused by bovine rotavirus. First Defense for calves gives newborn animals specific immunoglobulins at the gut level to deliver immediate protection against disease. Additional antibodies are absorbed into the bloodstream.