Causes and solutions for cats with runny nose, sneezing and watery eyes:

1. Dental problems: Dental disease may lead to oral infection in cats, causing runny nose and excessive tears. and other respiratory problems. Provide your cat with a high-quality diet and keep water sources clean and fresh to keep your cat's immune system healthy and help fight infections.

2. Viral infection: Cats infected with viruses, such as feline rhinomycosis virus (FHV) or feline coronavirus (FCoV), may cause respiratory symptoms such as runny nose, sneezing, and watery eyes. Providing your cat with a warm and moist environment can help relieve respiratory symptoms. Consider using a humidifier to increase the humidity in the air, but be sure to clean and replace the humidifier regularly to avoid bacterial growth.

3. Bacterial infection: Bacterial infection, such as sinusitis or conjunctivitis, may also cause your cat to have a runny nose, sneezing, and watery eyes. Keep the cat’s living environment clean, including cat litter, food bowls, water basins, etc., and regularly clean and replace cat litter to reduce the cat’s exposure to allergens and irritants.

4. Allergic reactions: When cats have allergic reactions to allergens such as pollen, dust mites, and molds in the air, they may also have symptoms of runny nose, sneezing, and watery eyes. Pay attention to ventilation.

5. Environmental irritation: Irritants in the environment, such as smoke, dust, odor, etc., may also cause cats to have upper respiratory tract symptoms, including runny nose, sneezing and watery eyes. Avoid smoke and odors in the cat's living environment, such as smoking, good ventilation when cooking, and avoid using strong cleaners and air fresheners.