Protects against 3 strains of Campylobacter (Vibrio) fetus and 5-Way Lepto in a special oil base to produce long-lasting titers. Dosage is 5 ml under the skin, repeated in 2-4 weeks in heifers and susceptible animals. Annual revaccination is recommended with one dose given 4-8 weeks before the breeding season. Safe in pregnant cows.