This product has been shown to be effective for the vaccination
of healthy cattle and swine against disease caused by
Leptospira canicola, grippotyphosa, hardjo,
icterohaemorrhagiae, and pomona. Administer 2 mL
intramuscularly. For swine, give a second dose in 3 to 4 weeks.
Historically, annual revaccination has been recommended for
this product. The need for this booster has not been
established. For advice on revaccination, contact a veterinarian.