The only two-dose E.coli mastitis vaccine, J-Vac can be administered at any stage in lactation. So you can vaccinate with less effort, even in the humid months when risk is at its highest.
For use in healthy cattle as an aid to protect against coliform mastitis caused by E.coli as well as endotoxemia caused by E. coli and Salmonella typhimurium.
Labeled for: beef and dairy cows, heifers and calves
Species: cattle, calf
Shake well before using. Use entire contents when first opened.
As an aid in the prevention of mastitis: Administer one 2 ml dose intramuscularly or subcutaneously at 7 months gestation or at dry-off. Revaccinate at 1 to 3 weeks prior to calving. Revaccinate annually with the same protocol as above.
As an aid in the prevention of the effects of endotoxemia: A whole herd vaccination may be done at any time. Vaccinate with a 2 ml dose followed by a second dose 2 to 4 weeks later. Revaccinate annually as above.
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