Kennel cough (Canine Infectious Tracheobronchitis) is most prevalent in the fall and winter due to cooler, damper weather and more dogs gathering indoors at facilities, but it also spikes during summer travel seasons when boarding and daycare usage increases, making it a year-round risk when dogs congregate closely. The cold, damp air and close indoor quarters facilitate the airborne spread of the highly contagious bacteria and viruses causing it.

Can dogs get kennel cough all year round?

Kennel cough can occur year-round but often spikes in autumn and winter, when colder, damper weather and increased use of indoor facilities allow it to spread more easily. It's also more common during holiday seasons, when dogs are frequently boarded or placed in daycare.

What are the first signs of kennel cough?

The earliest signs of kennel cough (Canine Infectious Respiratory Disease) usually start with a sudden, persistent, dry, "honking" cough, often described as sounding like your dog is trying to clear their throat or gagging, sometimes with frothy white phlegm. Other early indicators include sneezing, a runny nose or eyes, mild lethargy, and sometimes a low fever or decreased appetite, though the cough is the hallmark symptom, especially after recent contact with other dogs.
 

What are the red flags for kennel cough?

The primary sign to look out for is a deep hacking cough, which can sometimes lead to retching, sneezing, snorting, gagging or vomiting. In some cases, you may only notice your dog starting to cough after excitement or exercise and you may also notice a discharge coming from your dog's eyes or nose.

How do you rule out kennel cough?

Swabs can be taken to determine the exact virus or bacteria causing kennel cough – although this isn't always useful for treatment. If there are suspected complications, radiographs can be used to assess a dog's condition. If your dog is bright, perky, eating well and playful, you may not need to visit the vet.

What Should You REALLY Do When Your Dog Gets Kennel Cough? | Vet Explains

Can a dog get rid of kennel cough on its own?

Yes, mild cases of kennel cough often go away on their own within 1 to 3 weeks, but it's crucial to see a vet for diagnosis and to rule out severe issues like pneumonia, especially for puppies, seniors, or immunocompromised dogs, as complications can arise, and professional care with cough suppressants or antibiotics may be needed for quicker recovery. 

What does a dog heartworm cough sound like?

Goose Honk Cough

The cough associated with heartworm disease in dogs is often likened to the sound of a goose honking. If your dog tends to get into coughing fits after activity or eating, and if those coughs sound harsh and honk-like, then she may have heartworm disease or another heart related concern.

Should I take my dog to the vet for kennel cough?

Many dogs just need time and supportive care to get over the infection. If the cough seems persistent or worsens, or if your dog develops significant nasal discharge, a course of antibiotics for secondary bacterial infections may be prescribed.

How many times a day does a dog cough with kennel cough?

Many dogs that acquire Kennel Cough will cough every few minutes, all day long. Their general state of health and alertness will be unaffected, they usually have no rise in temperature, and do not loose their appetite.

Do I need to clean my house if my dog has kennel cough?

Yes, you need to clean and disinfect your house when your dog has kennel cough because the highly contagious bacteria and viruses can survive on surfaces (toys, bowls, bedding, floors, etc.) for days, potentially infecting other dogs; focus on high-contact areas and items, use disinfectants like bleach or veterinary-grade cleaners, and isolate the sick dog until they're well for about a week. 

How can I soothe a dog with kennel cough?

Supportive Care: Ensure the dog stays hydrated and comfortable. Use a humidifier or take the dog into a steamy bathroom to soothe irritated airways, and avoid using collars or leashes that may place unnecessary pressure on their neck and throat to avoid irritation.

What does the beginning of kennel cough sound like?

Kennel cough earned its name because its primary symptom is an unmistakably dry hacking (or honking) cough in dogs. Several viruses and bacteria can cause the illness. But because they all cause similar symptoms, the various types of infections are referred to as kennel cough.

What kills the kennel cough virus?

Surfaces are one of the primary ways Bordetella bronchiseptica spreads in environments like kennels, veterinary clinics, and homes with pets. To kill the bacteria, use effective disinfectants like bleach (1 part bleach to 9 parts water), hydrogen peroxide, or quaternary ammonium compounds (Quats).

How long is a contagious kennel cough?

A dog with kennel cough is contagious from exposure until about 10-14 days after symptoms disappear, but can remain a carrier for weeks or even months; it's safest to isolate them from other dogs for at least two weeks after they stop coughing to prevent spread, as some dogs shed the virus silently. The infection is highly contagious and spreads through respiratory droplets and contaminated surfaces, so keeping sick dogs away from others is crucial. 

What are the first signs of kennel cough in my dog?

The classic sign of CIRDC is a frequent, honking cough that comes on suddenly. This cough has also been described as gagging or retching, and it can involve froth that looks like vomit. Coughing generally worsens with activity or exercise, which can irritate the airways.

Do you just let kennel cough run its course?

Kennel Cough Treatment

If your dog has minor symptoms, then you'll have to let the cough run its course. In most cases, the cough will go away on its own, but your vet might prescribe antibiotics as a precaution to it getting worse.

What to feed a dog with kennel cough?

Good food choices are boiled chicken, boiled hamburger, or cooked rice. The food should not be seasoned or cooked with fat. Most dogs recover from kennel cough without treatment in approximately two weeks.

How does a vet confirm kennel cough?

Kennel cough in dogs is generally not considered a medical emergency—many cases may resolve without veterinary intervention. They may also recommend a nasal swab to send off for polymerase chain reaction (PCR) testing or a culture to determine the underlying cause of your dog's infectious respiratory disease.

What does a dog sound like with tracheal collapse?

Often described as a “honking” cough, this abnormality is commonly seen in Yorkshire terriers, Pomeranians, Chihuahuas, miniature poodles, and Maltese dogs.

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