Kennel Cough in Dogs: Understanding Bordetella and Other Culprits

In this guide

That dry, honking cough that sounds like your dog has something stuck in its throat is one of the most common reasons Indian pet parents end up at the vet. Kennel cough, medically known as canine infectious respiratory disease, spreads through the air and through shared surfaces wherever dogs gather, and in India that means everywhere from grooming salons to the local park where community dogs congregate.

It is not one single infection

Bordetella bronchiseptica, the bacterium most people mean when they say kennel cough, is only one of several possible causes. Canine parainfluenza virus, adenovirus and even mild strains of distemper can all produce a similar sounding cough, which is why a dog can technically catch kennel cough more than once, even after vaccination, since the vaccine does not cover every possible pathogen.

What it looks like

• A persistent, dry cough often described as a goose like honk
• Retching or gagging, sometimes bringing up white foam
• Mild sneezing or nasal discharge
• Normal appetite and energy in most mild cases, which surprises many owners

Why Indian street dog exposure raises the risk

India's large community dog population means most pet dogs, even those that rarely leave a housing complex, will encounter a stray or community dog at some point on a walk. This raises the practical importance of the Bordetella vaccine for Indian pet dogs more than in countries where dogs have less casual contact with unknown animals. Many vets in India recommend it as an add on to the core vaccination schedule, particularly for puppies in cities with dense community dog populations.

Treatment and home care

Most healthy adult dogs clear kennel cough within ten to fourteen days with rest and monitoring, and vets frequently choose to observe mild cases before reaching for antibiotics, since the condition is often viral. Keep the dog away from other dogs during this period, use a harness instead of a collar to avoid extra pressure on an already irritated trachea, and keep exercise light. Puppies, senior dogs, or any dog showing laboured breathing, high fever, lethargy or loss of appetite alongside the cough need a vet visit rather than a wait and watch approach, since this combination can point to pneumonia rather than a simple case.

Preventing spread in multi dog households

If one dog in the house is coughing, separate food bowls, bedding and toys where possible, and avoid communal water bowls until the cough has fully cleared. Kennel cough spreads easily enough between housemates that isolating the sick dog for the first several days meaningfully reduces the odds of the whole household catching it in sequence.

How vets confirm it, and how long a dog stays contagious

In most cases, a vet diagnoses kennel cough from the history and the classic honking cough alone, without needing lab tests. If the cough is unusually severe, lingers past two weeks, or the dog seems sicker than a typical case, a vet may take a nasal or throat swab to identify the specific bacteria or virus involved, which helps target treatment better. Dogs are typically contagious for one to two weeks from when symptoms start, though some can shed the bacteria for longer, so keeping a recovering dog away from other dogs for a full two weeks, rather than stopping isolation the moment the cough sounds better, is the safer approach.

Article content © S Vejay Anand. All rights reserved.