The incubation period of canine influenza is approximately 2-to-4 days from initial exposure to the dog flu virus. Viral shedding starts to decrease after the fourth day, but dogs with H3N8 remain contagious for up to 10 days after exposure, and dogs with H3N2 remain contagious for up to 26 days.
How long is a dog contagious with canine flu?
It takes about 2 to 4 days (incubation period) for clinical signs to develop after contact with the virus. Infected dogs are most contagious during this incubation period before symptoms occur, making rapid transmission likely. Infected dogs continue to spread the virus for up to 20 days.
How long is a dog virus contagious?
The virus can survive for up to 48 hours on surfaces, up to 24 hours on clothing, and up to 12 hours on people's hands. Dogs can be shedding the virus before they even show signs of illness, which means an apparently healthy dog can still infect other dogs.
Is the dog flu contagious to other dogs?
It is highly contagious and easily spread from infected dogs to other dogs by direct contact, nasal secretions (through barking, coughing or sneezing), contaminated objects (kennel surfaces, food and water bowls, collars and leashes), and by people moving between infected and uninfected dogs.
Can dogs pass the flu to humans?
And while there is no indication the dog flu can cause human illness, dogs, as well as cats, can contract the human flu virus. Pet owners should distance themselves from their pets when sick, Glaser recommended.
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