Swollen and bulging eyes of kittens may be caused by inflammation, bacterial infection, parasites, etc. It is necessary to understand the specific situation of the cat and then carry out targeted treatment. You should pay attention to the cat's eye hygiene, eat a light diet with less salt and less oil, and deworm the cat regularly. If it does not improve, you need to take the cat to a pet hospital for examination and treatment to avoid worsening of the condition and causing blindness in the cat's eyes.