Merck Bovilis VL5 SQ is shown effective for the vaccination of healthy cattle 6 months of age or older against reproductive disease caused by Campylobacter fetus and leptospirosis ( caused by Leptospira canicola, L.grippotyphosa, L.hardjo-including the L. borgpetersenii serovar hardjo bovis, L. icterohaemorrhagiae, and L.pomona).
Effective against urinary shedding of L.hardjo organisms · Shake well and administer a single 2 mL dose aseptically by subcutaneous route 14-60 days prior to breeding · Historically, annual revaccination with this product has been recommended · The need for this booster has not been established · For more information on revaccination frequency consult your veterinarian