Prevention of infection caused by Leptospira borgpetersenii serovar hardjo type hardjo-bovis, including genital and renal tract
colonization, and urinary shedding for up to 12 months. Safe for use in pregnant cows, enabling whole-herd vaccination.
Subcutaneous (SC) dose is 2 ml followed by a second dose given 4-6 weeks later. Annual revaccination with a single dose is
recommended.