Physiological saline can irritate the cat's eyes, and can even lead to blindness in the cat's eyes. You can use saline to help the cat clean up eye secretions, and then use pet-specific eye drops to instill the cat's eyes. During this period, keep the cat's eyes dry. Generally It will get better within a week. Pay attention to adjusting the cat's diet, guiding the cat to drink more water, and cleaning the environment where the cat lives regularly.