Dogs that cannot open their eyes generally will not heal on their own. It may be caused by hypoglycemia, keratitis, etc. The owner needs help for treatment. You can use cotton swabs to clean the dog's eye secretions every day, and then instill pet-specific eye drops. , the dog's diet should be mainly light, and do not feed the dog food with excessive oil and salt content. If it does not get better, take the dog to the pet hospital for examination and treatment in time to avoid causing blindness in the dog.