Merck Nobivac Canine Flu H3N2 Vaccine CANINE INFLUENZA VACCINE, H3, RNA PARTICLE H3N2, Killed Virus This vaccine provides protection against canine influenza A/canine/Illinois/12191/2015(H3N2). Recommended for dogs 6 weeks or older and cats 10 weeks or older, it helps reduce symptoms like coughing and sneezing, and prevents severe lung lesions. Ideal for pets in daycares, boarding, shows, or parks. Directions: Shake well before use. Inject one 1 mL dose subcutaneously. Administer the initial dose at 6 weeks of age or older for dogs and 10 weeks for cats. A second dose is required 2 to 4 weeks later. Annual revaccination is recommended. Use entire contents immediately after rehydration. Cautions: Store at 2°-8°C. Do not freeze. Use new, non-chemically sterilized needles. Do not mix with other products. Avoid use in pregnant animals. Contains gentamicin and amphotericin B. May cause anaphylaxis or other hypersensitivity reactions. Contact a physician if exposed. View manufacturer and/or label information   A Valid veterinarian prescription is required to purchase this item in the state of Minnesota. Please contact your veterinarian for a prescription. All vaccines are NON-RETURNABLE and NON-REFUNDABLE.