Merck - Bovilis Guardian Scour Vac - 50 dose

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The most complete neonatal diarrhea (scours) vaccine available.

BOVILIS GUARDIAN offers the broadest spectrum of antigens associated with major bacterial and viral causes of scours in young calves including rotavirus types G6 & G10, coronavirus types 1 & 3, Clostridium perfringens types C & D, and Escherichia coli type K99.

Initial vaccination includes 2 mL injected subcutaneously three months prior to calving; followed by a second 2 mL injection three to six weeks later. For subsequent calvings, revaccinate with a single 2 mL dose five to seven weeks before calving.