Pet Health

What Is Distemper In Dogs?

Discover what distemper is in dogs, its symptoms, prevention, and treatment options. Keep your furry friend safe and healthy with our comprehensive guide!
Author: Veterinary Team
Dial A Vet
Updated
June 6, 2025
|
Published
June 6, 2025
Dog displaying symptoms of distemper, with a concerned owner observing in a veterinary clinic setting.

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Has your dog suddenly fallen ill with symptoms that seem severe or unusual? One possible culprit could be canine distemper, a highly contagious and serious viral disease. For pet owners, hearing about distemper can be alarming, but understanding the condition is the first step toward protecting your furry friend. Let’s break it down and explore what every dog owner needs to know about this illness.

⚠️ What to Watch For

Canine distemper is caused by the canine distemper virus (CDV), which attacks multiple body systems, including the respiratory, gastrointestinal, and nervous systems. Because the disease affects so many areas of the body, symptoms can vary widely.

Common signs of distemper in dogs include:

  • Fever, often one of the first symptoms
  • Nasal discharge or thick mucus from the nose
  • Eye discharge, which may appear watery or pus-like
  • Coughing and difficulty breathing
  • Vomiting or diarrhea
  • Loss of appetite and weight loss
  • Neurological symptoms, such as seizures, tremors, or muscle twitching
  • Thickened footpads or nose (sometimes called “hard pad disease”)

Keep in mind that not all dogs will show the same symptoms, and some may only develop mild signs initially. However, the disease can progress quickly, so early recognition is crucial.

🔍 Possible Causes

Canine distemper is caused by the canine distemper virus, which is closely related to the measles virus in humans. It spreads through direct contact with an infected animal or exposure to contaminated surfaces, food, water bowls, or even airborne respiratory droplets.

Puppies and unvaccinated dogs are most at risk. This is why vaccination is considered the best preventive measure. Dogs in shelters, kennels, or areas with poor sanitation are particularly vulnerable due to close contact with other animals.

Wildlife such as raccoons, foxes, and skunks can also carry the virus, so dogs that roam freely outdoors may be at an increased risk of exposure.

✅ What You Can Do at Home

If you suspect your dog has been exposed to distemper or is showing symptoms, immediate action is essential. While there’s no specific antiviral treatment for distemper, supportive care can make a significant difference in your dog’s recovery.

Here’s what you can do at home:

  • Isolate your dog from other pets to prevent the spread of the virus.
  • Keep your dog hydrated by encouraging water intake. If your dog refuses to drink, consult your vet about fluid therapy.
  • Provide a quiet, comfortable space for rest and recovery.
  • Monitor your dog’s symptoms closely and document changes, such as worsening respiratory issues or the onset of neurological signs.

While home care is important, it’s not a substitute for veterinary attention. Distemper is a serious disease that requires professional guidance.

💡 When to Call a Vet

Distemper is a medical emergency, and any dog showing symptoms should see a veterinarian as soon as possible. Early intervention can improve your dog’s chances of survival and reduce the risk of complications.

Call your vet immediately if you notice:

  • Severe lethargy or a sudden drop in energy
  • Persistent vomiting or diarrhea
  • Difficulty breathing or persistent coughing
  • Neurological symptoms, such as seizures or loss of coordination
  • Eye or nasal discharge that worsens over time

Your vet may recommend diagnostic tests, such as blood work or PCR testing, to confirm a distemper diagnosis. Treatment typically involves supportive care, including fluids, medications to control symptoms, and, in some cases, hospitalization.

Remember, prompt action can save your dog’s life. Don’t wait to seek veterinary care if you suspect distemper.

FAQs

Q: Can vaccinated dogs get distemper?
A: While vaccination greatly reduces the risk, no vaccine is 100% effective. However, vaccinated dogs are far less likely to develop severe symptoms or complications.

Q: Is distemper contagious to humans?
A: No, canine distemper cannot be transmitted to humans. However, it can spread to other animals, including wildlife, so precautions are necessary.

Q: How can I prevent distemper in my dog?
A: Vaccination is the most effective way to protect your dog. Follow your vet’s recommended vaccination schedule and avoid exposing your dog to unvaccinated animals or wildlife.

Book a $49 online vet consultation at https://www.dialavet.com for fast, expert advice.

References

While every effort is made to ensure the accuracy of this content - including vet review where applicable - this article is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is unwell or you are concerned, please speak with a licensed veterinarian. You can book a $49 online consultation with our veterinary team  😄
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