Sneezing in cats

Author: Dr. med. vet. Gisa Löwe | Last modified: 17.02.2026
Table of contents

When to visit the vet?

Non-urgent see a veterinarian within 2–3 days

?

ORANGE for respiratory distress, Fever/apathy, anorexia >24 h, bloody or unilaterally persistent discharge, facial pain/deformation, or in young animals/immunosuppression. RED for Mouth breathing/cyanosis or cessation of breathing.

Unsure about what’s wrong with your pet? Feel free to use our Symptom Checker for more clarity

Definition

Sneezing in cats is a sudden, forceful expulsion of air through the nose and sometimes the mouth, triggered by irritation of the nasal lining. It is a natural reflex that serves to remove foreign bodies or irritants from the respiratory tract.

Can Occur with the Following Diseases:

Basics and possible causes

Sneezing is a normal reflex that occurs in all mammals, including cats. The nasal lining is very sensitive and can be irritated by a variety of factors. These include physical irritations from foreign bodies, chemical irritants like smoke or perfume, or allergic reactions. Sneezing can also be triggered by upper respiratory tract infections.

Infections are a common cause of sneezing in cats. Viral infections such as feline herpesvirus or feline calicivirus are particularly common. These viruses can lead to other symptoms besides sneezing, such as eye inflammation and Fever. Bacterial infections, such as those caused by Bordetella bronchiseptica or mycoplasmas, are also possible but less common.

Allergies can also lead to sneezing in cats. Allergens such as pollen, dust, or certain foods can trigger an allergic reaction in sensitive cats. This reaction can range from mild sneezing to more severe Respiratory distress. Chronic nasal inflammation or nasal polyps can also cause recurrent sneezing.

In some cases, sneezing can also be caused by structural problems in the cat’s airways, such as nasal polyps or Tumors. Such causes are generally rarer but should be considered if sneezing is persistent and no other cause can be found.

Typical accompanying symptoms

  • Nasal discharge: A common accompanying symptom of sneezing is nasal discharge, which can be clear, yellowish, or greenish. The color and consistency of the discharge can provide clues about the cause, such as whether it is an infection.

  • Eye discharge: Many upper respiratory tract infections that cause sneezing also lead to eye discharge. The eyes may be red and swollen, and Crusts may form around the eyes.

  • Cough: In some respiratory infections or allergic reactions, a Cough may occur. This is particularly common in infections affecting deeper areas of the respiratory tract.

  • Swelling of the lymph nodes: In infections, the lymph nodes can swell, especially those near the neck. This indicates that the cat’s immune system is active.

  • Fever: Fever is another symptom that can occur with infections. It can manifest as an elevated body temperature, which can lead to lethargy and loss of appetite.

  • Loss of appetite: Cats that feel unwell tend to eat less. This can be caused by a blocked nose or a weakened general condition.

  • Changes in behavior: A cat suffering from a respiratory disease may withdraw, be less active, or show signs of discomfort.

When to see a vet?

A vet visit is urgently required if your cat’s sneezing is accompanied by other more serious symptoms, such as persistent Fever, severe nasal or eye discharge, loss of appetite, or lethargy. Such symptoms can indicate a more severe infection or another health condition that requires medical treatment.

If the sneezing persists for a longer period or worsens, a vet should also be consulted. Chronic sneezing that does not improve can be a sign of an underlying chronic disease or a structural defect that needs to be treated.

Even if the cat shows difficulty breathing, a vet should be consulted immediately. Respiratory distress is an emergency and requires immediate medical evaluation and treatment.

Symptom recognition for the pet owner and veterinary diagnostic procedure

For the pet owner, it can be helpful to observe the pattern and frequency of the Sneezing. Note if there are specific triggers, such as certain times of day, places, or activities when sneezing occurs. Other symptoms that occur along with sneezing should also be carefully observed and reported to the vet.

The vet will usually perform a thorough clinical examination to determine the cause of the Sneezing. This includes examining the nose, eyes, and throat, as well as listening to the lungs. The vet may also perform blood tests to diagnose infections or allergies. In some cases, X-rays or endoscopic examinations may be necessary to rule out structural problems in the airways.

If an infection is suspected, the vet may take a nasal swab to identify the pathogen. This can help determine the appropriate treatment, such as antibiotics. If allergies are suspected, allergy tests or an elimination diet can be performed to identify the trigger.

What the pet owner can do and professional therapy options

As a pet owner, you can take some measures to improve your cat’s well-being and alleviate symptoms. Ensure that the cat’s environment is free of irritants such as smoke, strong scents, or dust. A humidifier can help increase humidity and soothe your cat’s airways.

Make sure your cat drinks enough to keep the mucous membranes moist. Good hydration is especially important if the cat has nasal discharge or Fever. If your cat has difficulty eating due to a blocked nose, you can try offering more aromatic or moist food to stimulate their appetite.

In some cases, it may be helpful to gently clean your cat’s nose with a damp cloth to remove Crusts or discharge. This can facilitate breathing and improve general well-being. However, be careful to do this gently to avoid causing additional irritation.

If your cat is prescribed medication by the vet, make sure to administer it according to the instructions. This is crucial for effective treatment and your cat’s speedy recovery. If your cat’s symptoms do not improve or worsen despite these measures, it is important to consult the vet again.

Outlook on current research

Current research is intensively investigating sneezing in cats to better understand which specific stimuli and factors lead to this symptom. A significant area of research focuses on allergic reactions in cats, as sneezing can often be a symptom of allergies. Scientists are investigating the mechanisms that cause the cat’s immune system to overreact to harmless substances such as pollen, dust, or mold. This includes examining both genetic predisposition and environmental influences that could contribute to the development of allergies.

Another area of research deals with the role of infectious diseases in sneezing cats. Viruses such as feline herpesvirus or calicivirus are common causes of respiratory diseases that trigger Sneezing. Researchers are working on the development of new vaccines and antiviral therapies aimed at preventing the spread of these viruses or reducing the severity of symptoms. They are also investigating how these viruses affect the cat’s immune system and what long-term effects they can have on the cat’s health.

Research also examines the role of environmental factors in cat sneezing. Air pollution, passive smoking, and household chemicals are being investigated as potential irritants that could worsen respiratory symptoms like Sneezing. Studies focus on how these factors affect cats and what measures owners can take to minimize their cats’ exposure to these irritants.

Finally, there is also research on the role of nutrition and general health in the prevalence of sneezing in cats. A healthy immune system is crucial for warding off infections and minimizing allergic reactions. Therefore, research is being conducted on how certain nutrients and food additives can strengthen the immune system and potentially reduce the frequency and severity of Sneezing.

Frequently asked questions

1. Is sneezing in cats always a cause for concern?
Sneezing in cats is not always a cause for concern. Occasional sneezing can be normal, especially if triggered by dust or other harmless irritants. However, frequent or persistent sneezing can indicate an underlying problem and should be examined by a vet.
2. What are common causes of sneezing in cats?
Common causes of sneezing in cats include allergies, upper respiratory tract infections, environmental irritants like smoke or perfumes, and foreign bodies in the nasal passages. An accurate diagnosis can only be made by a vet.
3. Can allergies cause sneezing in cats?
Yes, allergies are a common cause of sneezing in cats. Cats can be allergic to various substances, including pollen, mold, dust mites, and certain foods or medications.
4. How can I tell if my cat is sneezing due to an infection?
If sneezing is accompanied by other symptoms such as nasal discharge, eye discharge, Fever, or decreased appetite, an infection could be present. A vet visit is necessary to make an accurate diagnosis.
5. Can stress trigger sneezing in cats?
Stress can indirectly trigger sneezing in cats. Stress weakens the immune system, making cats more susceptible to infections that can cause Sneezing. Stress reduction can help improve the cat's health.
6. Are there home remedies for sneezing in cats?
While there are some home remedies, such as providing a steamy room, cat owners should be cautious and consult a vet before using home remedies. Incorrect treatment can worsen the situation.
7. Can a cat injure itself while sneezing?
Generally, cats do not injure themselves when sneezing. However, if the sneezing is violent or persistent, it can lead to irritation or damage to the nasal passages. A vet should be consulted if the sneezing does not subside.
8. How can I help my cat sneeze less?
To reduce sneezing, cat owners should keep their cat's environment clean, minimize irritants, ventilate regularly, and ensure the cat receives a balanced diet. Regular veterinary check-ups are also important.
9. Can sneezing in cats indicate a serious health problem?
Yes, sneezing can indicate serious health problems such as infections, dental problems, or even Tumors. If the sneezing is accompanied by other symptoms or persists for a long time, a vet should be consulted.
10. When should I take my cat to the vet if she is sneezing?
A vet visit is advisable if sneezing occurs frequently, is accompanied by other symptoms, lasts longer than a week, or the cat is visibly suffering from the Sneezing. The vet can determine the underlying cause and recommend appropriate treatment.