After extracting a tooth from a dog, it is best not to feed it. Even if it is water, it must wait for at least an hour. If it is food, it must wait for at least 3 hours before feeding it, and it must be fed for a week after that. , it is best to feed some soft food as much as possible. You should also clean your dog's teeth frequently. In the week after the operation, it is best to brush your dog's teeth 1-2 times a day, because the dog's teeth have just been extracted and proper cleaning can prevent oral infection.