The severe form of the illness can lead to high fever - 104 degrees F. or more. Respiratory effort, meanwhile, becomes challenged, and secondary bacterial infection could drive the onset of pneumonia.
The concern now is that H3N8 vaccines - the first of several antidotes was approved in 2009 - might not offer full protection against H3N2.
Dogs ‘Catch' Emotions From People
Facilities that house multiple dogs are particularly concerned about the current epidemic.
As Texas veterinarian Luann Ervin told Tech Times: "It starts and it will move through an area like wildfire. It gets into the kennels, rescues and shelters."
Many sites, as a result, are stepping up disinfection procedures and are watching out for symptoms.
Dog Flu Outbreak: What You Need To Know
Human health experts are also closely monitoring such viruses. While there is no evidence to date that they can spread to people, a prior mutation of H3N8 could open up that future possibility.
If your dog shows signs of the illness, don't delay in taking your pet to a veterinarian, experts advise. The vet will work to increase fluids to combat dehydration, maximizing your dog's natural immunity. An antimicrobial might also be prescribed to knock out any secondary bacterial infection.