Calicivirus in cats can cause a wide range of symptoms and in this guide we'll explore some natural remedies to help those symptoms.

Calicivirus in Cats

Symptoms, Causes & Natural Remedies

Calicivirus is a highly contagious viral disease that affects cats. It is caused by the feline calicivirus (FCV) and is one of the most common respiratory infections in cats. Calicivirus in cats can cause a wide range of symptoms, from mild sneezing and coughing to severe respiratory distress and fever. In this guide, we will explore the symptoms, causes, and natural treatments for calicivirus in cats.

Symptoms of Calicivirus in Cats

The symptoms of calicivirus in cats can vary widely depending on the severity of the infection. Some cats may show no symptoms at all, while others may become severely ill. Common symptoms of calicivirus in cats include:

  • Sneezing
  • Runny nose
  • Watery eyes
  • Fever
  • Loss of appetite
  • Lethargy
  • Ulcers in the mouth and tongue
  • Lameness and joint pain

In severe cases left untreated, cats can also develop pneumonia, which can be life-threatening. It is important to monitor your cat closely and seek veterinary care if you suspect they have calicivirus.

Causes of Calicivirus in Cats

Calicivirus in cats is caused by the feline calicivirus (FCV), which is a highly contagious virus that spreads through direct contact with infected cats or their secretions. The virus can also spread through the air, making it very easy for cats in close quarters, such as in a colony or shelter, to become infected.

The virus can survive on surfaces for several days, so it is important to clean and disinfect areas (with non-toxic cleaners) where an infected cat has been – to prevent spreading the virus. It is also important to note that some cats can carry the virus without showing symptoms, making it difficult to prevent the spread of the virus.

Natural Treatments for Calicivirus in Cats

A healthy immune system is always the best prevention of Calicivirus in cats. There are several natural treatments that can help alleviate the symptoms and support your cat’s immune system. Here are some natural treatments if you suspect that your cat has calicivirus:

  1. Supportive care: Provide your cat with plenty of water, species appropriate food, and a warm, comfortable place to rest.
  2. Humidifier: A humidifier can help ease respiratory symptoms by keeping the air moist.
  3. Vitamin C: Vitamin C is an antioxidant that can boost your cat’s immune system and speed recovery from calicivirus.
  4. Anti-viral supplements: Natural supplements that have anti-viral properties can help your cat quickly recover from a calicivirus outbreak.
  5. Echinacea: Echinacea is an herb that can help boost the immune system and fight infections. 
  6. Probiotics: Probiotics can help support your cat’s digestive and immune systems. Adding high-quality probiotics into the food can also help speed recovery. 


Calicivirus in cats is a common and highly contagious viral disease that can cause a wide range of symptoms. While there is no cure for calicivirus in cats, there are several natural treatments that can help alleviate the symptoms and support your cat’s immune system for quicker recovery. If you suspect your cat has calicivirus, make an appointment with your veterinarian for a proper diagnosis. 



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