What is Cat Flu?

Arkvet Cat Flu

Cat flu is a feline respiratory disease most commonly seen in kittens but can affect cats of all ages. It is caused by feline herpes virus (FHV) or feline calicivirus (FCV). The virus is spread through saliva, nasal discharge and tears. Cats with FHV are infected for life.


  • Runny nose
  • Sneezing
  • Sore eyes
  • Coughing
  • Lethargic
  • Loss of appetite
  • Mouth ulcers

How to Treat

If you think you cat could be at risk of having cat flu it is important that you contact your vet for an appointment. If left untreated it can be fatal, especially in kittens and elderly cats. It can also cause pneumonia. The vet may take a blood sample or swab of the nasal discharge to send off for testing to make a definitive diagnosis.

In mild cases nose drops and eye drops are usually sufficient to treat cat flu. However, in severe cases your cat may need to be admitted for intravenous fluid therapy or oxygen therapy.


To prevent your cat from getting cat flu it is recommended that they are vaccinated. This consists of two rounds of injections 3-4 weeks apart. can be vaccinated from as early as 6 weeks of age. This is the most effective way of reducing the risk of spreading the disease.