NOBIVAC® CANINE FLU H3N8 PROVIDES INFLUENZA PROTECTION FOR DOGS
Canine Influenza (H3N8) Virus (inactivated virus). Demonstrated to reduce incidence and severity of lung lesions, as well as duration of coughing and viral shedding. (https://www.merck-animal-health-usa.com/nobivac/nobivac-canine-flu-h3n8)