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Veterinarian Accounts

To listen to excerpts of teleconferences featuring veterinarians discussing the threat and impact of canine flu for clinics that board dogs, click the links below.

Part 1: Introduction
Part 2: Risks posed by canine influenza
Part 3: Managing canine influenza
Part 4: Prevention through vaccination
Part 5: Conclusions

Views from Pet Care Facilities

To listen to a special teleconference with boarding facility directors on CIV and the importance of vaccination, click on the links below.

Part 1: The threat of canine influenza
Part 2: Risks posed by canine influenza
Part 3: Management and prevention
Part 4: Conclusions

Building Community Immunity

Merck Animal Health partnered with the PetFinder.com Foundation to provide up to 1 million free doses of the Nobivac® Canine Flu H3N8 vaccine via the "Building Community Immunity" grant. Learn more.

Canine influenza is an emerging threat to all dogs.

Canine influenza virus (CIV) has been confirmed in dogs across 38 states and the District of Columbia, and its prevalence is rising.1 And because most dogs are naive to the virus, virtually every naive dog exposed will become infected.2 Clinical signs associated with CIV can be confused with canine cough making accurate diagnosis difficult. Nobivac® Canine Flu H3N8 — a killed virus vaccine from Merck Animal Health — is the first vaccine fully licensed by the USDA for canine influenza. It significantly decreases clinical signs of disease and reduces viral shedding.33

This website offers important information on canine influenza, including information on diagnosis, treatment, and prevention. If you have specific questions about canine influenza or would like additional information about Nobivac® Canine Flu H3N8, simply contact our Merck Animal Health professionals.


“Your dog may be at risk for a highly contagious flu!” says Mutt Damon, a former dog flu sufferer and spokesdog for vaccination.

Watch Mutt in his latest video, “Even Dogs Get the Flu,” to find out the signs of dog flu, its risk factors, and how to protect your pooch against it.

Even dogs get the flue