Is Lyme Disease Fatal To A Dog

Lyme disease is a bacterial infection that is caused by the bite of an infected tick. While this disease can affect humans, it can also be fatal to dogs. In this article, we will explore the various aspects of Lyme disease in dogs and answer important questions such as whether or not it is fatal.

What Is Lyme Disease?

Lyme disease is caused by the bacterium Borrelia burgdorferi, which is transmitted to both humans and animals through the bite of an infected black-legged tick, also known as a deer tick. Not all ticks carry the bacteria, so not every tick bite results in infection. However, if left untreated, Lyme disease can cause serious health problems in both humans and animals.

Symptoms of Lyme Disease in Dogs

The symptoms of Lyme disease in dogs are similar to those experienced by humans. These may include fever, lethargy, joint pain and swelling, loss of appetite, and vomiting. Some dogs may also develop a characteristic bulls-eye rash around the site of the tick bite.

While these symptoms may be mild at first, they can quickly progress to more severe symptoms if left untreated. In some cases, Lyme disease can even lead to kidney failure and death.

How Is Lyme Disease Treated in Dogs?

If you suspect that your dog has contracted Lyme disease, it is important to seek veterinary care right away. Your veterinarian will likely perform a blood test to confirm the diagnosis and then prescribe antibiotics to treat the infection.

In most cases, antibiotics will effectively kill off the bacteria responsible for causing Lyme disease. However, it is important to complete the full course of treatment as prescribed by your veterinarian to ensure that all traces of the bacteria have been eliminated from your dog’s body.

See also  how to keep an outside dog cool in the summer

Is Lyme Disease Fatal to Dogs?

While Lyme disease can be serious and even fatal if left untreated, most dogs that receive prompt treatment recover fully from the infection. If caught early enough, antibiotics can typically eliminate the bacteria responsible for causing Lyme disease and prevent the infection from progressing to more severe stages.

That being said, there are some cases in which Lyme disease can be fatal to dogs. In these cases, the infection may progress to cause kidney failure or other serious health problems that cannot be effectively treated.

Preventing Lyme Disease in Dogs

The best way to protect your dog from Lyme disease is to take preventative measures. This includes keeping your dog on a tick prevention medication year-round, checking your dog regularly for ticks, and avoiding areas where ticks are likely to be present.

If you do find a tick on your dog, it is important to remove it carefully and completely as soon as possible. This can help reduce the risk of infection and prevent the spread of Lyme disease.


Lyme disease is a serious condition that can affect both humans and animals. While it can be fatal to dogs if left untreated, prompt veterinary care and antibiotics can typically eliminate the bacteria responsible for causing the infection. By taking preventative measures and being vigilant about monitoring your dog’s health, you can help protect your furry friend from this potentially life-threatening condition.