Zoetis Vanguard B Oral is a Bordetella bronchiseptica vaccine for dogs formulated as an avirulent live culture. This oral canine vaccine comes as a powder-for-solution kit for easy, needle-free administration by veterinary professionals. Each pack contains 25 single-dose vials (1 ml/dose) to support consistent dosing and efficient clinic workflows. Follow label directions and administer under veterinary guidance.