Cat eosinophilic granuloma will not heal on its own and requires medication to slowly improve. This disease generally appears on cats’ legs, face, and mouth. If your cat is feeling unwell, you should immediately send it to a pet hospital for examination and treatment. During this period, adjust the cat's diet, try to feed it some light and easy-to-digest food, and guide the cat to drink more water, which will help the body recover.