FIRST DEFENSE® TRI-SHIELD™ combines the E. coli and coronavirus
antibodies contained in FIRST DEFENSE®, with rotavirus antibody content
to produce the only product on the market with trivalent protection
against three of the leading pathogens that lead to calf scouring.
Preventing scours in newborn calves reduces the need to use treatment
antibiotics later in life. Comes in a gel tube delivery format.