Zoetis Vanguard L4 is a smooth, effective canine leptospirosis vaccine formulated to help protect dogs against four Leptospira serovars: icterohaemorrhagiae, grippotyphosa, canicola, and pomona. This 4-way dog vaccine features established, real-world safety and highly protective performance. Supplied as a powder for solution kit with 1 mL/dose, it’s designed for convenient intramuscular or subcutaneous administration by a veterinary professional. An excellent choice for clinics seeking a reliable veterinary vaccine for dogs at risk of leptospirosis exposure.